This is the documentation for the Property Ontology. All instances of the Property class are listed here. The Property namespace contains all qualitative, standardized, and quantitative property instances. Quantitative Properties map to the Quantity Kind class in QUDT. To reference the Quantity documentation from the CSDMS Standard Names, please visit the CSN Documentation.

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Documentation last generated on 2019-11-04 08:00 EST.

0-to-60mph_acceleration_time

This instance is a narrower concept derived from:

This instance has the attribute 0-to-60-mph

This instance quantifies the process acceleration

This instance has the dimensions T.

50-percent_attenuation_depth

This instance is a narrower concept derived from:

This instance quantifies the process attenuation

This instance has the dimensions L.

99-percent_attenuation_depth

This instance is a narrower concept derived from:

This instance quantifies the process attenuation

This instance has the dimensions L.

abbe_number

This instance has a related Wikipedia page. Short extract:
In optics and lens design, the Abbe number, also known as the V-number or constringence of a transparent material, is a measure of the material's dispersion (variation of refractive index versus wavelength), with high values of V indicating low dispersion. It is named after Ernst Abbe (1840–1905), the German physicist who defined it.

This instance has the property type dimensionless_number

ability

ablation_rate

This instance has a related Wikipedia page. Short extract:
Ablation is removal or destruction of material from an object by vaporization, chipping, or other erosive processes. Examples of ablative materials are described below, and include spacecraft material for ascent and atmospheric reentry, ice and snow in glaciology, biological tissues in medicine and passive fire protection materials.

This instance quantifies the process ablation

This instance has the dimensions L^-2 M T^-1.

absolute_permeability

Alternative labels for this instance are intrinsic_permeability.

This instance is a narrower concept derived from permeability

This instance has the dimensions L^2.

absolute_permittivity

This instance has a related Wikipedia page. Short extract:
In electromagnetism, absolute permittivity, often simply called permittivity, usually denoted by the Greek letter ε (epsilon), is the measure of capacitance that is encountered when forming an electric field in a particular medium. More specifically, permittivity describes the amount of charge needed to generate one unit of electric flux in a given medium.

This instance is a narrower concept derived from permittivity

This instance has the dimensions L^-3 M^-1 T^4 I^2.

absolute_salinity

This instance has a related Wikipedia page. Short extract:
Salinity () is the saltiness or amount of salt dissolved in a body of water, called saline water (see also soil salinity). This is usually measured in g salt k g sea water {\displaystyle {\frac {g\ {\textrm {salt}}}{kg\ {\textrm {sea}}\ {\textrm {water}}}}} (note that this is technically dimensionless).

This instance is a narrower concept derived from salinity

This instance has the dimensions dimensionless.

absorbance

This instance has a related Wikipedia page. Short extract:
"Optical density" redirects here. "Optical density" can also refer to index of refraction.

This instance has the dimensions L^-1.

absorbed_energy_flux

This instance is a narrower concept derived from energy_flux

This instance has the attribute absorbed

This instance has the dimensions M T^-3.

absorptance

Alternative labels for this instance are absorption_coefficient.

This instance has a related Wikipedia page. Short extract:
Absorptance of the surface of a material is its effectiveness in absorbing radiant energy. It is the ratio of the absorbed to the incident radiant power.

This instance has the dimensions dimensionless.

absorptivity

acceleration

This instance has a related Wikipedia page. Short extract:
In physics, acceleration is the rate of change of velocity of an object with respect to time. An object's acceleration is the net result of all forces acting on the object, as described by Newton's Second Law.

This instance has the dimensions L T^-2.

acceleration_time

This instance is a narrower concept derived from time

This instance quantifies the process acceleration

This instance has the dimensions T.

accountability

accumulation_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process accumulation

This instance has the dimensions L^-2 M T^-1.

accumulation_rate

This instance quantifies the process accumulation

This instance has the dimensions L^-2 M T^-1.

accumulation_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process accumulation

This instance has the dimensions L T^-1.

acid-neutralizing_amount-per-volume_capacity

This instance is a narrower concept derived from:

This instance has the dimensions L^-3.

acid-neutralizing_mass-per-time_capacity

This instance is a narrower concept derived from:

This instance has the dimensions M T^-1.

acid-neutralizing_mass-per-volume_capacity

This instance is a narrower concept derived from:

This instance has the dimensions L^-3 M.

acidity

This instance has the dimensions L^-3 M.

acoustic_impedance

This instance has a related Wikipedia page. Short extract:
Acoustic impedance and specific acoustic impedance are measures of the opposition that a system presents to the acoustic flow resulting from an acoustic pressure applied to the system. The SI unit of acoustic impedance is the pascal second per cubic metre (Pa·s/m3) or the rayl per square metre (rayl/m2), while that of specific acoustic impedance is the pascal second per metre (Pa·s/m) or the rayl.

This instance is a narrower concept derived from impedance

This instance has the dimensions L^-4 M T^-1.

activation_energy

This instance has a related Wikipedia page. Short extract:
In chemistry and physics, activation energy is the energy which must be provided to a chemical or nuclear system with potential reactants to result in: a chemical reaction, nuclear reaction, or various other physical phenomena.The activation energy (Ea) of a reaction is measured in joules (J) and or kilojoules per mole (kJ/mol) or kilocalories per mole (kcal/mol).Activation energy can be thought of as the magnitude of the potential barrier (sometimes called the energy barrier) separating minima of the potential energy surface pertaining to the initial and final thermodynamic state. For a chemical reaction, or division to proceed at a reasonable rate, the temperature of the system should be high enough such that there exists an appreciable number of molecules with translational energy equal to or greater than the activation energy.

This instance is a narrower concept derived from energy

This instance has the dimensions L^2 M T^-2.

activity

activity-per-mass_radioactivity

This instance is a narrower concept derived from radioactivity

This instance has the dimensions M^-1 T^-1.

activity-per-volume_radioactivity

This instance is a narrower concept derived from radioactivity

This instance has the dimensions L^-3 T^-1.

activity_coefficient

This instance has a related Wikipedia page. Short extract:
An activity coefficient is a factor used in thermodynamics to account for deviations from ideal behaviour in a mixture of chemical substances. In an ideal mixture, the microscopic interactions between each pair of chemical species are the same (or macroscopically equivalent, the enthalpy change of solution and volume variation in mixing is zero) and, as a result, properties of the mixtures can be expressed directly in terms of simple concentrations or partial pressures of the substances present e.g.

This instance has the property role coefficient

activity_ratio

Alternative labels for this instance are percent_modern.

actual_angle

This instance is a narrower concept derived from angle

This instance has the attribute actual

addition_mass

This instance is a narrower concept derived from mass

This instance quantifies the process addition

This instance has the dimensions M.

addition_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process addition

This instance has the dimensions L^-2 M T^-1.

adequacy

adiabatic_temperature_lapse_rate

Alternative labels for this instance are adiabatic.

This instance is a narrower concept derived from temperature_lapse_rate

This instance has the dimensions L^-1 O.

advance_rate

This instance quantifies the process advance

This instance has the dimensions L T^-1.

advection_heat_energy_flux

This instance is a narrower concept derived from energy_flux

This instance quantifies the process advection

This instance has the dimensions M T^-3.

aerodynamic_conductance

This instance is a narrower concept derived from conductance

This instance has the dimensions L T^-1.

aerodynamic_resistance

Alternative labels for this instance are drag.

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, drag (sometimes called air resistance, a type of friction, or fluid resistance, another type of friction or fluid friction) is a force acting opposite to the relative motion of any object moving with respect to a surrounding fluid. This can exist between two fluid layers (or surfaces) or a fluid and a solid surface.

This instance is a narrower concept derived from resistance

This instance has the dimensions L M T^-2.

affinity

This instance has a related Wikipedia page. Short extract:
Affinity may refer to:

age

This instance has a related Wikipedia page. Short extract:
Age or AGE may refer to:

This instance has the dimensions T.

air-dried_pressure_head

This instance is a narrower concept derived from:

This instance has the attribute air-dried

This instance has the dimensions L.

albedo

Alternative labels for this instance are reflection_coefficient.

This instance has a related Wikipedia page. Short extract:
Albedo () (Latin: albedo, meaning 'whiteness') is the measure of the diffuse reflection of solar radiation out of the total solar radiation received by an astronomical body (e.g. a planet like Earth).

algal_growth_potential

Alternative labels for this instance are agp.

This instance is a narrower concept derived from potential

alkalinity

alkylation

along-shore_coordinate

This instance is a narrower concept derived from coordinate

altitude

Alternative labels for this instance are geopotential_height.

This instance has a related Wikipedia page. Short extract:
Altitude or height (sometimes known as 'depth') is defined based on the context in which it is used (aviation, geometry, geographical survey, sport, atmospheric pressure, and many more). As a general definition, altitude is a distance measurement, usually in the vertical or "up" direction, between a reference datum and a point or object.

This instance has the dimensions L.

amount

amount-per-volume_capacity

This instance is a narrower concept derived from capacity

This instance has the dimensions L^-3.

amount_concentration

This instance is a narrower concept derived from concentration

This instance has the dimensions L^-3.

amount_fraction

amplitude

This instance has a related Wikipedia page. Short extract:
The amplitude of a periodic variable is a measure of its change over a single period (such as time or spatial period). There are various definitions of amplitude (see below), which are all functions of the magnitude of the difference between the variable's extreme values.

This instance is a narrower concept derived from height

This instance has the dimensions L.

angle

This instance has a related Wikipedia page. Short extract:
In plane geometry, an angle is the figure formed by two rays, called the sides of the angle, sharing a common endpoint, called the vertex of the angle. Angles formed by two rays lie in a plane, but this plane does not have to be a Euclidean plane.

angstrom_exponent

This instance has a related Wikipedia page. Short extract:
The Angstrom exponent or Ångström exponent is a parameter that describes how the optical thickness of an aerosol typically depends on the wavelength of the light.

This instance has the property role exponent

angular_frequency

Alternative labels for this instance are circular_frequency, orbital_frequency, pulsatance, radial_frequency, radian_frequency.

This instance has a related Wikipedia page. Short extract:
In physics, angular frequency ω (also referred to by the terms angular speed, radial frequency, circular frequency, orbital frequency, radian frequency, and pulsatance) is a scalar measure of rotation rate. It refers to the angular displacement per unit time (e.g., in rotation) or the rate of change of the phase of a sinusoidal waveform (e.g., in oscillations and waves), or as the rate of change of the argument of the sine function.

This instance has the dimensions T^-1.

angular_momentum

Alternative labels for this instance are rotational_momentum.

This instance has a related Wikipedia page. Short extract:
In physics, angular momentum (rarely, moment of momentum or rotational momentum) is the rotational equivalent of linear momentum. It is an important quantity in physics because it is a conserved quantity—the total angular momentum of a closed system remains constant.

This instance is a narrower concept derived from momentum

This instance has the dimensions L^2 M T^-1.

angular_speed

Alternative labels for this instance are angular_frequency, curcular_frequency, orbital_frequency, pulsatance, radial_frequency, radian_frequency.

This instance has a related Wikipedia page. Short extract:
In physics, angular frequency ω (also referred to by the terms angular speed, radial frequency, circular frequency, orbital frequency, radian frequency, and pulsatance) is a scalar measure of rotation rate. It refers to the angular displacement per unit time (e.g., in rotation) or the rate of change of the phase of a sinusoidal waveform (e.g., in oscillations and waves), or as the rate of change of the argument of the sine function.

This instance has the dimensions T^-1.

angular_velocity

This instance has a related Wikipedia page. Short extract:
In physics, angular velocity refers to how fast an object rotates or revolves relative to another point, i.e. how fast the angular position or orientation of an object changes with time.

This instance is a narrower concept derived from velocity

This instance has the dimensions T^-1.

angular_wavenumber

This instance has a related Wikipedia page. Short extract:
In the physical sciences, the wavenumber (also wave number or repetency) is the spatial frequency of a wave, measured in cycles per unit distance or radians per unit distance. Whereas temporal frequency can be thought of as the number of waves per unit time, wavenumber is the number of waves per unit distance.

This instance is a narrower concept derived from wavenumber

This instance has the dimensions L^-1.

anisotropy_factor

This instance is a narrower concept derived from anisotropy

This instance has the property role factor

anomaly_of_geopotential_height

This instance has the dimensions L.

This variable contains the attribute geopotential

This instance is derived from geopotential_height

This instance has the applied operator anomaly

anomaly_of_mass-per-volume_density

This instance has the dimensions L^-3 M.

This instance is derived from mass-per-volume_density

This instance has the applied operator anomaly

anomaly_of_pressure

This instance has the dimensions L^-1 M T^-2.

This instance is derived from pressure

This instance has the applied operator anomaly

anomaly_of_temperature

This instance has the dimensions O.

This instance is derived from temperature

This instance has the applied operator anomaly

antigradient_of_elevation

This instance has the dimensions L^2.

This instance is derived from elevation

This instance has the applied operator antigradient

antoine-vapor-pressure_a_parameter

This instance has the property role parameter

antoine-vapor-pressure_b_parameter

This instance has the dimensions O.

This instance has the property role parameter

antoine-vapor-pressure_c_parameter

This instance has the dimensions O.

This instance has the property role parameter

apparent-magnitude_scale

This instance has a related Wikipedia page. Short extract:
Apparent magnitude (m) is a measure of the brightness of a star or other astronomical object as seen from the Earth's location. An object's apparent magnitude depends on its intrinsic luminosity, its distance from Earth, and any extinction of the object's light by interstellar dust along the line of sight to the observer.

This instance has the property quantification scale

apparent_viscosity

This instance is a narrower concept derived from dynamic_viscosity

This instance has the dimensions L^-1 M T^-1.

application_depth

This instance is a narrower concept derived from depth

This instance quantifies the process application

This instance has the dimensions L.

application_reduced_cost_fraction

This instance is a narrower concept derived from cost_fraction

This instance has the attribute reduced

This instance quantifies the process application

applied_mass

This instance is a narrower concept derived from mass

This instance has the dimensions M.

approach_angle

This instance is a narrower concept derived from angle

This instance quantifies the process approach

archimedes_number

This instance has a related Wikipedia page. Short extract:
In viscous fluid dynamics, the Archimedes number (Ar) (not to be confused with Archimedes' constant, π), named after the ancient Greek scientist Archimedes is used to determine the motion of fluids due to density differences. It is a dimensionless number, the ratio of gravitational forces to viscous forces and has the form: A r = g L 3 ρ ℓ ( ρ − ρ ℓ ) μ 2 {\displaystyle \mathrm {Ar} ={\frac {gL^{3}\rho _{\ell }(\rho -\rho _{\ell })}{\mu ^{2}}}} where: g {\displaystyle g} is the local external field (for example gravitational acceleration), m/s2, ρ ℓ {\displaystyle \rho _{\ell }} is the density of the fluid, kg/m3, ρ {\displaystyle \rho } is the density of the body, kg/m3, μ {\displaystyle \mu } is the dynamic viscosity, kg/ms, L {\displaystyle L} is the characteristic length of body, m.

This instance has the property type dimensionless_number

area

This instance has a related Wikipedia page. Short extract:
Area is the quantity that expresses the extent of a two-dimensional figure or shape or planar lamina, in the plane. Surface area is its analog on the two-dimensional surface of a three-dimensional object.

This instance has the dimensions L^2.

area-diameter_shape_factor

This instance is a narrower concept derived from shape_factor

This instance has the property role factor

area-perimeter_shape_factor

This instance is a narrower concept derived from shape_factor

This instance has the property role factor

area_fraction

area_ratio

area_type

This instance is a narrower concept derived from type

areal_extent

This instance is a narrower concept derived from extent

This instance has the dimensions L^2.

arrhenius_number

This instance has a related Wikipedia page. Short extract:
In physical chemistry, the Arrhenius equation is a formula for the temperature dependence of reaction rates. The equation was proposed by Svante Arrhenius in 1889, based on the work of Dutch chemist Jacobus Henricus van 't Hoff who had noted in 1884 that van 't Hoff equation for the temperature dependence of equilibrium constants suggests such a formula for the rates of both forward and reverse reactions.

This instance has the property type dimensionless_number

arrival_time

This instance is a narrower concept derived from time

This instance has the dimensions T.

ashton-et-al_approach_angle_asymmetry_parameter

This instance has the property role parameter

ashton-et-al_approach_angle_highness_parameter

This instance has the property role parameter

aspect_angle

This instance is a narrower concept derived from angle

aspect_ratio

asperity_contact_area

This instance is a narrower concept derived from:

This instance has the dimensions L^2.

atomic-mass_constant

This instance has a related Wikipedia page. Short extract:
The dalton or unified atomic mass unit (symbols: Da or u) is a unit of mass widely used in physics and chemistry. It is defined precisely as 1/12 of the mass of an unbound neutral atom of carbon-12 in its nuclear and electronic ground state and at rest.

This instance has the dimensions M.

This instance has the property role constant

relative_atomic_mass

This instance is a narrower concept derived from mass_ratio

This instance has the attribute relative

atomic_weight

This instance has a related Wikipedia page. Short extract:
'Relative atomic mass' (symbol: Ar) or atomic weight is a dimensionless physical quantity defined as the ratio of the average mass of atoms of a chemical element in a given sample to the atomic mass constant. The atomic mass constant (symbol: mu) is defined as being 1/12 of the mass of a carbon-12 atom.

This instance is a narrower concept derived from weight

This instance has the attribute atomic

This instance has the dimensions L M T^-2.

atomization_enthalpy

This instance has a related Wikipedia page. Short extract:
The enthalpy of atomization (also atomisation in British english) is the enthalpy change that accompanies the total separation of all atoms in a chemical substance (either a chemical element or a chemical compound). This is often represented by the symbol ΔatHo or ΔHato.

This instance is a narrower concept derived from enthalpy

This instance quantifies the process atomization

This instance has the dimensions L^2 M T^-2.

attenuation_coefficient

Alternative labels for this instance are extinction_coefficient, narrow_beam_attenuation_coefficient.

This instance has a related Wikipedia page. Short extract:
For "attenuation coefficient" as it applies to electromagnetic theory and telecommunications see Attenuation constant. For the "mass attenuation coefficient", see Mass attenuation coefficient.The linear attenuation coefficient, attenuation coefficient, or narrow-beam attenuation coefficient characterizes how easily a volume of material can be penetrated by a beam of light, sound, particles, or other energy or matter.

This instance quantifies the process attenuation

This instance has the dimensions L^-1.

This instance has the property role coefficient

attenuation_depth

This instance is a narrower concept derived from depth

This instance quantifies the process attenuation

This instance has the dimensions L.

atterberg_activity_index

This instance is a narrower concept derived from activity

This instance has the property quantification index

atterberg_liquid_limit_volume_fraction

This instance is a narrower concept derived from volume_fraction

atterberg_liquidity_index

This instance is a narrower concept derived from liquidity

This instance has the property quantification index

atterberg_plastic_limit_volume_fraction

This instance is a narrower concept derived from volume_fraction

atterberg_plasticity_index

This instance is a narrower concept derived from plasticity

This instance has the property quantification index

atterberg_shrinkage_limit_volume_fraction

This instance is a narrower concept derived from volume_fraction

atwood_number

This instance has a related Wikipedia page. Short extract:
The Atwood number (A) is a dimensionless number in fluid dynamics used in the study of hydrodynamic instabilities in density stratified flows.

This instance has the property type dimensionless_number

authalic_latitude

This instance has a related Wikipedia page. Short extract:
In geography, latitude is a geographic coordinate that specifies the north–south position of a point on the Earth's surface. Latitude is an angle (defined below) which ranges from 0° at the Equator to 90° (North or South) at the poles.

This instance is a narrower concept derived from latitude

This instance has the attribute authalic

availability

available_potential_energy

This instance is a narrower concept derived from energy

This instance has the attribute:

This instance has the dimensions L^2 M T^-2.

average_distance

This instance is a narrower concept derived from distance

This instance has the dimensions L.

average_of_denitrification_mass_emission_rate

This instance has the dimensions M T^-1.

This instance is derived from denitrification_mass_emission_rate

This instance has the applied operator average

average_of_gross_mass_immobilization_rate

This instance has the dimensions M T^-1.

This instance is derived from gross_mass_immobilization_rate

This instance has the applied operator average

average_of_gross_mass_mineralization_rate

This instance has the dimensions M T^-1.

This instance is derived from gross_mass_mineralization_rate

This instance has the applied operator average

average_of_mass_denitrification_rate

This instance has the dimensions M T^-1.

This instance is derived from mass_denitrification_rate

This instance has the applied operator average

average_of_mass_emission_rate

This instance has the dimensions M T^-1.

This instance is derived from mass_emission_rate

This instance has the applied operator average

average_of_mass_leaching_rate

This instance has the dimensions M T^-1.

This instance is derived from mass_leaching_rate

This instance has the applied operator average

average_of_mass_nitrification_rate

This instance has the dimensions M T^-1.

This instance is derived from mass_nitrification_rate

This instance has the applied operator average

average_of_mass_volatilization_rate

This instance has the dimensions M T^-1.

This instance is derived from mass_volatilization_rate

This instance has the applied operator average

average_of_net_mass_mineralization_rate

This instance has the dimensions M T^-1.

This instance is derived from net_mass_mineralization_rate

This instance has the applied operator average

average_of_nitrification_mass_emission_rate

This instance has the dimensions M T^-1.

This instance is derived from nitrification_mass_emission_rate

This instance has the applied operator average

average_of_temperature

This instance has the dimensions O.

This instance is derived from temperature

This instance has the applied operator average

average_separation_distance

This instance is a narrower concept derived from distance

This instance has the dimensions L.

average_temperature

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

avogadro_constant

This instance has a related Wikipedia page. Short extract:
The Avogadro number, sometimes denoted N or N0, is the number of constituent particles (usually molecules, atoms or ions) that are contained in one mole, the international (SI) unit of amount of substance: by definition, exactly 6.02214076×1023, and it is dimensionless. It is named after the scientist Amedeo Avogadro (1776–1856).The Avogadro constant, usually denoted by NA or L is the factor that, multiplied by the amount of substance in a sample, measured in moles, gives the number of constituent particles in that sample.

This instance has the dimensions N^-1.

This instance has the property role constant

azimuth_angle

This instance is a narrower concept derived from angle

azimuth_angle_of_bolus_velocity

This instance is derived from bolus_velocity

This instance has the applied operator azimuth_angle

azimuth_angle_of_darcy_velocity

This instance is derived from darcy_velocity

This instance has the applied operator azimuth_angle

azimuth_angle_of_gradient_of_absolute_salinity

This instance is derived from absolute_salinity

This instance has the applied operator azimuth_angle_of_gradient

This instance contains the applied operator:

azimuth_angle_of_gradient_of_potential_vorticity

This variable contains the attribute potential

This instance is derived from potential_vorticity

This instance has the applied operator azimuth_angle_of_gradient

This instance contains the applied operator:

azimuth_angle_of_gradient_of_pressure

This instance is derived from pressure

This instance has the applied operator azimuth_angle_of_gradient

This instance contains the applied operator:

azimuth_angle_of_gradient_of_static_pressure

This variable contains the attribute static

This instance is derived from static_pressure

This instance has the applied operator azimuth_angle_of_gradient

This instance contains the applied operator:

azimuth_angle_of_gradient_of_temperature

This instance is derived from temperature

This instance has the applied operator azimuth_angle_of_gradient

This instance contains the applied operator:

azimuth_angle_of_group_velocity

This instance is derived from group_velocity

This instance has the applied operator azimuth_angle

azimuth_angle_of_impact_velocity

This instance is derived from impact_velocity

This instance has the applied operator azimuth_angle

azimuth_angle_of_initial_velocity

This variable contains the attribute initial

This instance is derived from initial_velocity

This instance has the applied operator azimuth_angle

azimuth_angle_of_left_normal_of_phase_velocity

This instance is derived from phase_velocity

This instance has the applied operator azimuth_angle_of_left_normal

This instance contains the applied operator:

azimuth_angle_of_momentum

This instance is derived from linear_momentum

This instance has the applied operator azimuth_angle

azimuth_angle_of_velocity

This instance is derived from linear_velocity

This instance has the applied operator azimuth_angle

azimuth_angle_of_normal-vector

This instance is derived from normal-vector

This instance has the applied operator azimuth_angle

azimuth_angle_of_phase_velocity

This instance is derived from phase_velocity

This instance has the applied operator azimuth_angle

azimuth_angle_of_stokes_drift_velocity

This instance is derived from stokes_drift_velocity

This instance has the applied operator azimuth_angle

azimuth_angle_of_tangent-vector

This instance is derived from tangent-vector

This instance has the applied operator azimuth_angle

azimuth_angle_of_vorticity

This instance is derived from vorticity

This instance has the applied operator azimuth_angle

azimuth_angle_of_z_integral_of_velocity

This variable contains the attribute z

This instance is derived from linear_velocity

This instance has the applied operator azimuth_angle_of_z_integral

This instance contains the applied operator:

azimuth_angle_tangent-vector

This instance is a narrower concept derived from tangent-vector

This instance has the property type vector

backscattered_energy_flux

This instance is a narrower concept derived from energy_flux

This instance has the attribute backscattered

This instance has the dimensions M T^-3.

bagnold_number

This instance has a related Wikipedia page. Short extract:
The Bagnold number (Ba) is the ratio of grain collision stresses to viscous fluid stresses in a granular flow with interstitial Newtonian fluid, first identified by Ralph Alger Bagnold.The Bagnold number is defined by B a = ρ d 2 λ 1 / 2 γ ˙ μ {\displaystyle \mathrm {Ba} ={\frac {\rho d^{2}\lambda ^{1/2}{\dot {\gamma }}}{\mu }}} ,where ρ {\displaystyle \rho } is the particle density, d {\displaystyle d} is the grain diameter, γ ˙ {\displaystyle {\dot {\gamma }}} is the shear rate and μ {\displaystyle \mu } is the dynamic viscosity of the interstitial fluid. The parameter λ {\displaystyle \lambda } is known as the linear concentration, and is given by λ = 1 ( ϕ 0 / ϕ ) 1 3 − 1 {\displaystyle \lambda ={\frac {1}{\left(\phi _{0}/\phi \right)^{\frac {1}{3}}-1}}} ,where ϕ {\displaystyle \phi } is the solids fraction and ϕ 0 {\displaystyle \phi _{0}} is the maximum possible concentration (see random close packing).

This instance has the property type dimensionless_number

bankfull_width

This instance is a narrower concept derived from width

This instance has the attribute bankfull

This instance has the dimensions L.

baseflow_mass_flux

This instance is a narrower concept derived from mass_flux

This instance has the dimensions L^-2 M T^-1.

baseflow_volume_flux

This instance is a narrower concept derived from volume_flux

This instance has the dimensions L T^-1.

beer-lambert-law_attenuation_coefficient

This instance is a narrower concept derived from attenuation_coefficient

This instance quantifies the process attenuation

This instance has the dimensions L^-1.

This instance has the property role coefficient

bejan_number

This instance has a related Wikipedia page. Short extract:
There are two different Bejan numbers (Be) used in the scientific domains of thermodynamics and fluid mechanics. Bejan numbers are named after Duke University professor Adrian Bejan.

This instance has the property type dimensionless_number

bingham_number

This instance has the property type dimensionless_number

binomial_coefficient

This instance has a related Wikipedia page. Short extract:
In mathematics, the binomial coefficients are the positive integers that occur as coefficients in the binomial theorem. Commonly, a binomial coefficient is indexed by a pair of integers n ≥ k ≥ 0 and is written ( n k ) .

This instance has the property role coefficient

biot_number

This instance has a related Wikipedia page. Short extract:
The Biot number (Bi) is a dimensionless quantity used in heat transfer calculations. It is named after the eighteenth century French physicist Jean-Baptiste Biot (1774–1862), and gives a simple index of the ratio of the heat transfer resistances inside of a body and at the surface of a body.

This instance has the property type dimensionless_number

bits-per-area_density

This instance is a narrower concept derived from density

This instance has the dimensions L^-2.

black-sky_albedo

This instance is a narrower concept derived from albedo

This instance has the attribute black-sky

blake_number

This instance has a related Wikipedia page. Short extract:
The Blake number in fluid mechanics is a nondimensional number showing the ratio of inertial force to viscous force. It is used in momentum transfer in general and in particular for flow of a fluid through beds of solids.

This instance has the property type dimensionless_number

blowing_speed

This instance is a narrower concept derived from linear_speed

This instance quantifies the process blowing

This instance has the dimensions L T^-1.

blue-sky_albedo

This instance is a narrower concept derived from albedo

This instance has the attribute blue-sky

bodenstein_number

This instance has the property type dimensionless_number

body_force_term

This instance is a narrower concept derived from force_term

This instance has the dimensions L^-2 M T^-2.

This instance has the property role term

bohr_radius_constant

This instance has a related Wikipedia page. Short extract:
The Bohr radius (a0 or rBohr) is a physical constant, exactly equal to the most probable distance between the nucleus and the electron in a hydrogen atom in its ground state. It is named after Niels Bohr, due to its role in the Bohr model of an atom.

This instance has the dimensions L.

This instance has the property role constant

boiling-point_temperature

Alternative labels for this instance are boiling-point.

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

boltzmann_constant

This instance has a related Wikipedia page. Short extract:
The Boltzmann constant (kB or k), named after its discoverer, Ludwig Boltzmann, is a physical constant that relates the average relative kinetic energy of particles in a gas with the temperature of the gas. It occurs in the definitions of the kelvin and the gas constant, and in Planck's law of black-body radiation and Boltzmann's entropy formula.

This instance has the dimensions L^2 M O^-1 T^-2.

This instance has the property role constant

bolus_velocity

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

bolus_vorticity

This instance is a narrower concept derived from vorticity

This instance has the dimensions T^-2.

bond_albedo

This instance is a narrower concept derived from albedo

bowen_ratio

This instance has a related Wikipedia page. Short extract:
The Bowen ratio is used to describe the type of heat transfer for a surface that has moisture. Heat transfer can either occur as sensible heat (differences in temperature without evapotranspiration) or latent heat (the energy required during a change of state, without a change in temperature).

braking_distance

This instance is a narrower concept derived from distance

This instance quantifies the process braking

This instance has the dimensions L.

braking_force

This instance is a narrower concept derived from force

This instance quantifies the process braking

This instance has the dimensions L M T^-2.

breakover_angle

This instance is a narrower concept derived from angle

This instance quantifies the process breakover

brinkman_number

This instance has a related Wikipedia page. Short extract:
The Brinkman number (Br) is a dimensionless number related to heat conduction from a wall to a flowing viscous fluid, commonly used in polymer processing. It is named after the Dutch mathematician and physicist Henri Brinkman.

This instance has the property type dimensionless_number

brooks-corey-smith_c_parameter

This instance has the property role parameter

brooks-corey-smith_pressure_head_offset_parameter

This instance has the property role parameter

brooks-corey_b_parameter

This instance has the property role parameter

brooks-corey_eta_parameter

This instance has the property role parameter

brooks-corey_lambda_parameter

This instance has the property role parameter

brownell-katz_number

This instance has the property type dimensionless_number

brunt-vaisala_frequency

This instance is a narrower concept derived from temporal_frequency

This instance has the dimensions T^-1.

brutsaert_emissivity_factor

This instance is a narrower concept derived from emissivity_factor

This instance has the property role factor

bubble-point_temperature

Alternative labels for this instance are bubble-point.

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

bubbling_pressure_head

This instance is a narrower concept derived from:

This instance has the attribute bubbling

This instance has the dimensions L.

bulk_aerodynamic_conductance

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

bulk_heat_transfer_coefficient

This instance is a narrower concept derived from heat_transfer_coefficient

This instance has the dimensions M O^-1 T^-3.

This instance has the property role coefficient

bulk_latent_heat_aerodynamic_conductance

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

bulk_latent_heat_transfer_coefficient

This instance is a narrower concept derived from heat_transfer_coefficient

This instance has the dimensions M O^-1 T^-3.

This instance has the property role coefficient

bulk_mass-per-volume_density

This instance is a narrower concept derived from:

This instance has the dimensions L^-3 M.

bulk_mass_aerodynamic_conductance

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

bulk_mass_transfer_coefficient

This instance is a narrower concept derived from mass_transfer_coefficient

This instance has the dimensions L T^-1.

This instance has the property role coefficient

bulk_modulus

This instance has a related Wikipedia page. Short extract:
The bulk modulus ( K {\displaystyle K} or B {\displaystyle B} ) of a substance is a measure of how resistant to compression that substance is. It is defined as the ratio of the infinitesimal pressure increase to the resulting relative decrease of the volume.

This instance is a narrower concept derived from modulus

bulk_momentum_aerodynamic_conductance

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

bulk_momentum_transfer_coefficient

This instance is a narrower concept derived from momentum_transfer_coefficient

This instance has the property role coefficient

bulk_richardson_number

This instance has the property type dimensionless_number

bulk_sensible_heat_aerodynamic_conductance

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

bulk_sensible_heat_transfer_coefficient

This instance is a narrower concept derived from heat_transfer_coefficient

This instance has the dimensions M O^-1 T^-3.

This instance has the property role coefficient

callibrator_cell-equivalents_concentration

This instance is a narrower concept derived from:

This instance has the dimensions L^-3.

calving_rate

This instance quantifies the process calving

This instance has the dimensions L T^-1.

camber_angle

Alternative labels for this instance are castor_angle.

This instance is a narrower concept derived from angle

camber_force

This instance is a narrower concept derived from force

This instance has the dimensions L M T^-2.

capacity

This instance has a related Wikipedia page. Short extract:
Capacity or capacities may

capillary_length

This instance has a related Wikipedia page. Short extract:
The capillary length or capillary constant, is a length scaling factor that relates gravity and surface tension. It is a fundamental physical property that governs the behaviour of menisci, and is found when body forces (gravity) and surface forces (Laplace pressure) are in equilibrium.

This instance is a narrower concept derived from length

This instance has the dimensions L.

capillary_number

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, the capillary number (Ca) represents the relative effect of viscous drag forces versus surface tension forces acting across an interface between a liquid and a gas, or between two immiscible liquids. For example, an air bubble in a liquid flow tends to be deformed by the friction of the liquid flow due to viscosity effects, but the surface tension forces tend to minimize the surface.

This instance has the property type dimensionless_number

carbonate_hardness

This instance has a related Wikipedia page. Short extract:
Carbonate hardness, is a measure of the water hardness caused by the presence of carbonate (CO2−3) and bicarbonate (HCO−3) anions. Carbonate hardness is usually expressed either in degrees KH (dKH) (from the German "Karbonathärte"), or in parts per million calcium carbonate ( ppm CaCO3 or grams CaCO3 per litre|mg/l).

This instance is a narrower concept derived from hardness

This instance has the dimensions L^-3 M.

cardinal_direction

This instance has a related Wikipedia page. Short extract:
The four cardinal directions, or cardinal points, are the directions north, east, south, and west, commonly denoted by their initials N, E, S, and W. East and west are perpendicular (at right angles) to north and south, with east being in the clockwise direction of rotation from north and west being directly opposite east. Points between the cardinal directions form the points of the compass.

This instance is a narrower concept derived from direction

carrying_capacity

This instance has a related Wikipedia page. Short extract:
The carrying capacity of a biological species in an environment is the maximum population size of the species that the environment can sustain indefinitely, given the food, habitat, water, and other necessities available in the environment. In population biology, carrying capacity is defined as the environment's maximal load, which is different from the concept of population equilibrium.

This instance is a narrower concept derived from:

casson-model_a_parameter

This instance has the property role parameter

casson-model_viscosity_coefficient

Alternative labels for this instance are casson-model_k_parameter.

This instance has the dimensions T^-2.

This instance has the property role coefficient

caster_angle

This instance is a narrower concept derived from angle

catalan_constant

This instance has a related Wikipedia page. Short extract:
In mathematics, Catalan's constant G, which appears in combinatorics, is defined by G = β ( 2 ) = ∑ n = 0 ∞ ( − 1 ) n ( 2 n + 1 ) 2 = 1 1 2 − 1 3 2 + 1 5 2 − 1 7 2 + 1 9 2 − ⋯ {\displaystyle G=\beta (2)=\sum _{n=0}^{\infty }{\frac {(-1)^{n}}{(2n+1)^{2}}}={\frac {1}{1^{2}}}-{\frac {1}{3^{2}}}+{\frac {1}{5^{2}}}-{\frac {1}{7^{2}}}+{\frac {1}{9^{2}}}-\cdots } where β is the Dirichlet beta function. Its numerical value is approximately (sequence A006752 in the OEIS) G = 0.915965594177219015054603514932384110774…It is not known whether G is irrational, let alone transcendental.Catalan's constant was named after Eugène Charles Catalan.

This instance has the property role constant

cation-exchange_capacity

This instance has a related Wikipedia page. Short extract:
Cation-exchange capacity (CEC) is a measure of how many cations can be retained on soil particle surfaces. Negative charges on the surfaces of soil particles bind positively-charged atoms or molecules (cations), but allow these to exchange with other positively charged particles in the surrounding soil water.

This instance is a narrower concept derived from capacity

This instance has the dimensions M^-1 N.

cell-equivalents_concentration

This instance is a narrower concept derived from concentration

This instance has the dimensions L^-3.

chaitin_constant

Alternative labels for this instance are chaitin_omega_number, halting_probability.

This instance has a related Wikipedia page. Short extract:
In the computer science subfield of algorithmic information theory, a Chaitin constant (Chaitin omega number) or halting probability is a real number that, informally speaking, represents the probability that a randomly constructed program will halt. These numbers are formed from a construction due to Gregory Chaitin.

This instance has the property role constant

chandrasekhar-limit_mass

This instance is a narrower concept derived from mass

This instance has the dimensions M.

chandrasekhar_number

This instance has a related Wikipedia page. Short extract:
The Chandrasekhar number is a dimensionless quantity used in magnetic convection to represent ratio of the Lorentz force to the viscosity. It is named after the Indian astrophysicist Subrahmanyan Chandrasekhar.

This instance has the property type dimensionless_number

change_from_one-year_min_of_mass

This instance has the dimensions M.

This variable contains the attribute annual

This instance is derived from mass

This instance has the applied operator change_from_one-year_min

change_from_one-year_min_of_thickness

This instance has the dimensions L.

This variable contains the attribute annual

This instance is derived from thickness

This instance has the applied operator change_from_one-year_min

change_from_one-year_min_of_volume

This instance has the dimensions L^3.

This variable contains the attribute annual

This instance is derived from volume

This instance has the applied operator change_from_one-year_min

change_of_mass

This instance has the dimensions M.

This instance is derived from mass

This instance has the applied operator change

characteristic_emission_frequency

This instance is a narrower concept derived from:

This instance has the attribute characteristic

This instance quantifies the process emission

This instance has the dimensions T^-1.

charge

This instance has a related Wikipedia page. Short extract:
Charge or charged may refer to:

chemical_composition

This instance is a narrower concept derived from composition

This instance has the attribute chemical

chemical_affinity

This instance has a related Wikipedia page. Short extract:
In chemical physics and physical chemistry, chemical affinity is the electronic property by which dissimilar chemical species are capable of forming chemical compounds. Chemical affinity can also refer to the tendency of an atom or compound to combine by chemical reaction with atoms or compounds of unlike composition.

This instance is a narrower concept derived from affinity

This instance has the attribute chemical

This instance has the dimensions L^2 M T^-2 N^-1.

chezy-formula_coefficient

This instance has the dimensions L^0.5 T^-1.

This instance has the property role coefficient

cilton-colburn_j_factor

This instance has a related Wikipedia page. Short extract:
Chilton–Colburn J-factor analogy is a successful and widely used analogy between heat, momentum, and mass transfer. The basic mechanisms and mathematics of heat, mass, and momentum transport are essentially the same.

This instance has the property role factor

circulation

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, circulation is the line integral of the velocity field, around a closed curve. Circulation is normally denoted Γ (Greek uppercase gamma).

This instance has the dimensions L^2 T^-1.

circumference

This instance has a related Wikipedia page. Short extract:
In geometry, the circumference (from Latin circumferens, meaning "carrying around") of a circle is the (linear) distance around it. That is, the circumference would be the length of the circle if it were opened up and straightened out to a line segment.

This instance has the dimensions L.

classification

clearance_height

This instance is a narrower concept derived from height

This instance has the dimensions L.

closure_depth

This instance is a narrower concept derived from depth

This instance has the dimensions L.

cohesion_yield_stress

This instance is a narrower concept derived from:

This instance has the dimensions L^-1 M T^-2.

cold_energy-per-area_density

Alternative labels for this instance are cold_content.

This instance is a narrower concept derived from:

This instance has the dimensions M T^-2.

combustion_enthalpy

This instance has a related Wikipedia page. Short extract:
The heating value (or energy value or calorific value) of a substance, usually a fuel or food (see food energy), is the amount of heat released during the combustion of a specified amount of it. The calorific value is the total energy released as heat when a substance undergoes complete combustion with oxygen under standard conditions.

This instance is a narrower concept derived from enthalpy

This instance quantifies the process combustion

This instance has the dimensions L^2 M T^-2.

compaction_length

This instance is a narrower concept derived from length

This instance quantifies the process compaction

This instance has the dimensions L.

compaction_volume-per-area_density

This instance is a narrower concept derived from volume-per-area_density

This instance quantifies the process compaction

This instance has the dimensions L.

completeness

composite_standard_length

This instance is a narrower concept derived from length

This instance has the dimensions L.

composition

compressibility

Alternative labels for this instance are incompressibility.

This instance has a related Wikipedia page. Short extract:
Incompressibility may refer to:

This instance has the dimensions L M^-1 T^2.

compressive_strength

This instance has a related Wikipedia page. Short extract:
Compressive strength or compression strength is the capacity of a material or structure to withstand loads tending to reduce size, as opposed to tensile strength, which withstands loads tending to elongate. In other words, compressive strength resists compression (being pushed together), whereas tensile strength resists tension (being pulled apart).

This instance is a narrower concept derived from strength

This instance has the dimensions L^-1 M T^-2.

compton_wavelength

This instance has a related Wikipedia page. Short extract:
The Compton wavelength is a quantum mechanical property of a particle. It was introduced by Arthur Compton in his explanation of the scattering of photons by electrons (a process known as Compton scattering).

This instance is a narrower concept derived from wavelength

This instance has the dimensions L.

concentration

This instance has a related Wikipedia page. Short extract:
In chemistry, concentration is the abundance of a constituent divided by the total volume of a mixture. Several types of mathematical description can be distinguished: mass concentration, molar concentration, number concentration, and volume concentration.

conching_time

This instance is a narrower concept derived from time

This instance quantifies the process conching

This instance has the dimensions T.

condensation_enthalpy

This instance has a related Wikipedia page. Short extract:
The enthalpy of vaporization, (symbol ∆Hvap) also known as the (latent) heat of vaporization or heat of evaporation, is the amount of energy (enthalpy) that must be added to a liquid substance, to transform a quantity of that substance into a gas. The enthalpy of vaporization is a function of the pressure at which that transformation takes place.

This instance is a narrower concept derived from enthalpy

This instance quantifies the process condensation

This instance has the dimensions L^2 M T^-2.

conductance

This instance has a related Wikipedia page. Short extract:
Conductance may refer to:

conduction_heat_energy_flux

This instance is a narrower concept derived from energy_flux

This instance quantifies the process conduction

This instance has the dimensions M T^-3.

conductivity

This instance has a related Wikipedia page. Short extract:
Conductivity may refer to:

configuration

conformal_latitude

This instance is a narrower concept derived from latitude

This instance has the attribute conformal

connectivity

constant_head

This instance is a narrower concept derived from head

This instance has the dimensions L.

consumer_price_index

This instance has a related Wikipedia page. Short extract:
A Consumer Price Index measures changes in the price level of a weighted average market basket of consumer goods and services purchased by households.It is usually calculated and reported by the Bureau of Economic Analysis and Statistics of a country on a monthly and annual basis. International organizations like the Organisation for Economic Co-operation and Development (OECD) report statistical figures like the Consumer Price Index for many of its member countries.

This instance has the property quantification index

consumption_rate

This instance quantifies the process consumption

contact_area

This instance has a related Wikipedia page. Short extract:
When two objects touch, only a certain portion of their surface areas will be in contact with each other. This area of true contact, most often constitutes only a very small fraction of the apparent or nominal contact area.

This instance is a narrower concept derived from area

This instance has the dimensions L^2.

contributing_area

This instance is a narrower concept derived from area

This instance has the dimensions L^2.

convection_heat_energy_flux

This instance is a narrower concept derived from energy_flux

This instance quantifies the process convection

This instance has the dimensions M T^-3.

convection_term

This instance has the property role term

convective_acceleration_term

This instance has the dimensions L^-2 M.

This instance has the property role term

convective_available_potential_energy

This instance is a narrower concept derived from energy

This instance has the attribute:

This instance has the dimensions L^2 M T^-2.

convective_inhibition

This instance has a related Wikipedia page. Short extract:
Convective inhibition (CIN or CINH) is a numerical measure in meteorology that indicates the amount of energy that will prevent an air parcel from rising from the surface to the level of free convection. CIN is the amount of energy required to overcome the negatively buoyant energy the environment exerts on an air parcel.

This instance is a narrower concept derived from inhibition

This instance has the dimensions L^2 T^-2.

conway_constant

Alternative labels for this instance are conway-sequence_constant.

This instance has a related Wikipedia page. Short extract:
In mathematics, the look-and-say sequence is the sequence of integers beginning as follows: 1, 11, 21, 1211, 111221, 312211, 13112221, 1113213211, ... (sequence A005150 in the OEIS).To generate a member of the sequence from the previous member, read off the digits of the previous member, counting the number of digits in groups of the same digit.

This instance has the property role constant

coordinate

coriolis_frequency

Alternative labels for this instance are coriolis_coefficient, coriolis_parameter.

This instance has a related Wikipedia page. Short extract:
The Coriolis frequency ƒ, also called the Coriolis parameter or Coriolis coefficient, is equal to twice the rotation rate Ω of the Earth multiplied by the sine of the latitude φ. f = 2 Ω sin ⁡ φ .

This instance is a narrower concept derived from temporal_frequency

This instance has the dimensions T^-1.

cosmological_constant

This instance has a related Wikipedia page. Short extract:
In cosmology, the cosmological constant (usually denoted by the Greek capital letter lambda: Λ) is the energy density of space, or vacuum energy, that arises in Albert Einstein's field equations of general relativity. It is closely associated to the concepts of dark energy and quintessence.Einstein originally introduced the concept in 1917 to counterbalance the effects of gravity and achieve a static universe, a notion which was the accepted view at the time.

This instance has the dimensions L^-2.

This instance has the property role constant

cost

This instance has a related Wikipedia page. Short extract:
In production, research, retail, and accounting, a cost is the value of money that has been used up to produce something or deliver a service, and hence is not available for use anymore. In business, the cost may be one of acquisition, in which case the amount of money expended to acquire it is counted as cost.

cost-per-area

This instance has the dimensions L^-2.

cost-per-mass

This instance has the dimensions M^-1.

cost_fraction

coulomb_constant

This instance has a related Wikipedia page. Short extract:
The Coulomb constant, the electric force constant, or the electrostatic constant (denoted ke, k or K) is a proportionality constant in electrodynamics equations. The value of this constant is dependent upon the medium that the charged objects are immersed in.

This instance has the dimensions L^3 M T^-4 I^-2.

This instance has the property role constant

count

This instance has a related Wikipedia page. Short extract:
Count (or Countess) is a title of nobility.

count-per-area_density

This instance is a narrower concept derived from density

This instance has the dimensions L^-2.

count-per-area_density_fraction

count-per-area_planting_density

This instance is a narrower concept derived from:

This instance quantifies the process planting

This instance has the dimensions L^-2.

count-per-hour_rate

count-per-mass_concentration

This instance is a narrower concept derived from concentration

This instance has the dimensions M^-1.

count-per-mass_radioactivity

This instance is a narrower concept derived from radioactivity

This instance has the dimensions M^-1 T^-1.

count-per-volume_density

This instance is a narrower concept derived from density

This instance has the dimensions L^-3.

count-per-volume_radioactivity

This instance is a narrower concept derived from radioactivity

This instance has the dimensions L^-3 T^-1.

count_concentration

This instance is a narrower concept derived from concentration

This instance has the dimensions L^-3.

count_flow_rate

This instance quantifies the process flowing

This instance has the dimensions T^-1.

count_fraction

count_fraction_salinity

This instance is a narrower concept derived from salinity

count_ratio

courant_number

This instance has a related Wikipedia page. Short extract:
In mathematics, the Courant–Friedrichs–Lewy (CFL) condition is a necessary condition for convergence while solving certain partial differential equations (usually hyperbolic PDEs) numerically. It arises in the numerical analysis of explicit time integration schemes, when these are used for the numerical solution.

This instance has the property type dimensionless_number

coverage

coverage_area_fraction

This instance is a narrower concept derived from area_fraction

coverage_severity_code

This instance is a narrower concept derived from severity

This instance has the property quantification code

credit

crest_factor

Alternative labels for this instance are crest-factor_ratio.

This instance has a related Wikipedia page. Short extract:
Crest factor is a parameter of a waveform, such as alternating current or sound, showing the ratio of peak values to the effective value. In other words, crest factor indicates how extreme the peaks are in a waveform.

This instance has the property role factor

critical_density

Alternative labels for this instance are cosmological_critical_density.

This instance is a narrower concept derived from density

This instance has the dimensions L^-3 M.

critical_seismic_slip_distance

This instance is a narrower concept derived from:

This instance has the attribute:

This instance has the dimensions L.

critical_shear_stress

This instance is a narrower concept derived from:

This instance has the attribute critical

This instance has the dimensions L^-1 M T^-2.

cross-shore_coordinate

This instance is a narrower concept derived from coordinate

cross-stream_component_of_velocity

This instance has the dimensions L T^-1.

This variable contains the attribute cross-stream

This instance is derived from linear_velocity

This instance has the applied operator cross-stream_component

cross-stream_coordinate

This instance is a narrower concept derived from coordinate

cross-stream_derivative_of_elevation

This variable contains the attribute:

This instance is derived from elevation

This instance has the applied operator cross-stream_derivative

cumulative_anomaly_of_first_dekad_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_anomaly_of_first_dekad_time_integral

This instance contains the applied operator:

cumulative_anomaly_of_forecast_of_fifteen-day_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_anomaly_of_forecast_of_fifteen-day_time_integral

This instance contains the applied operator:

cumulative_anomaly_of_forecast_of_five-day_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_anomaly_of_forecast_of_five-day_time_integral

This instance contains the applied operator:

cumulative_anomaly_of_forecast_of_ten-day_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_anomaly_of_forecast_of_ten-day_time_integral

This instance contains the applied operator:

cumulative_anomaly_of_one-month_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute:

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_anomaly_of_one-month_time_integral

This instance contains the applied operator:

cumulative_anomaly_of_second_dekad_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_anomaly_of_second_dekad_time_integral

This instance contains the applied operator:

cumulative_anomaly_of_third_dekad_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_anomaly_of_third_dekad_time_integral

This instance contains the applied operator:

cumulative_thermal_time

This instance is a narrower concept derived from:

This instance has the dimensions T.

cumulative_time_integral_of_cos_of_angular-frequency-times-time

This instance is derived from product_of_angular_frequency_and_time

This instance has the applied operator cumulative_time_integral_of_cosine

This instance contains the applied operator:

cumulative_z-score_of_first_dekad_time_integral_of_precipitation_leq_volume_flux

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_z-score_of_first_dekad_time_integral

This instance contains the applied operator:

cumulative_z-score_of_forecast_of_fifteen-day_time_integral_of_precipitation_leq_volume_flux

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_z-score_of_forecast_of_fifteen-day_time_integral

This instance contains the applied operator:

cumulative_z-score_of_forecast_of_five-day_time_integral_of_precipitation_leq_volume_flux

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_z-score_of_forecast_of_five-day_time_integral

This instance contains the applied operator:

cumulative_z-score_of_forecast_of_ten-day_time_integral_of_precipitation_leq_volume_flux

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_z-score_of_forecast_of_ten-day_time_integral

This instance contains the applied operator:

cumulative_z-score_of_one-month_time_integral_of_precipitation_leq_volume_flux

This variable contains the attribute:

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_z-score_of_one-month_time_integral

This instance contains the applied operator:

cumulative_z-score_of_second_dekad_time_integral_of_precipitation_leq_volume_flux

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_z-score_of_second_dekad_time_integral

This instance contains the applied operator:

cumulative_z-score_of_third_dekad_time_integral_of_precipitation_leq_volume_flux

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator cumulative_z-score_of_third_dekad_time_integral

This instance contains the applied operator:

curl_of_velocity

This instance has the dimensions T^-1.

This instance is derived from linear_velocity

This instance has the applied operator curl

current_density

This instance has a related Wikipedia page. Short extract:
In electromagnetism, current density is the amount of charge per unit time that flows through a unit area of a chosen cross section. The current density vector is defined as a vector whose magnitude is the electric current per cross-sectional area at a given point in space, its direction being that of the motion of the charges at this point.

This instance is a narrower concept derived from density

This instance has the dimensions L^-2 I.

curvature

This instance has a related Wikipedia page. Short extract:
In mathematics, curvature is any of several strongly related concepts in geometry. Intuitively, the curvature is the amount by which a curve deviates from being a straight line, or a surface deviates from being a plane.

This instance has the dimensions L^-1.

curvature_radius

This instance is a narrower concept derived from:

This instance has the dimensions L.

cutoff_depth

This instance is a narrower concept derived from depth

This instance has the dimensions L.

cutoff_tension_stress

This instance is a narrower concept derived from stress

This instance has the dimensions L^-1 M T^-2.

d-infinity_contributing_area

This instance is a narrower concept derived from:

This instance has the dimensions L^2.

d-infinity_slope

This instance is a narrower concept derived from slope

d50_diameter

This instance is a narrower concept derived from diameter

This instance has the dimensions L.

d84_diameter

This instance is a narrower concept derived from diameter

This instance has the dimensions L.

d8_contributing_area

This instance is a narrower concept derived from:

This instance has the dimensions L^2.

d8_length

This instance is a narrower concept derived from:

This instance quantifies the process flowing

This instance has the dimensions L.

d8_width

This instance is a narrower concept derived from:

This instance quantifies the process flowing

This instance has the dimensions L.

d8_slope

This instance is a narrower concept derived from slope

daily_stress_fraction

This instance is a narrower concept derived from stress_fraction

damkohler_number

This instance has a related Wikipedia page. Short extract:
The Damköhler numbers (Da) are dimensionless numbers used in chemical engineering to relate the chemical reaction timescale (reaction rate) to the transport phenomena rate occurring in a system. It is named after German chemist Gerhard Damköhler.

This instance has the property type dimensionless_number

damping_ratio

This instance has a related Wikipedia page. Short extract:
Damping is an influence within or upon an oscillatory system that has the effect of reducing, restricting or preventing its oscillations. In physical systems, damping is produced by processes that dissipate the energy stored in the oscillation.

This instance quantifies the process damping

darcy_friction_factor

Alternative labels for this instance are darcy-weisbach_friction_factor, flow_coefficient, friction_factor, resistance_coefficient.

This instance is a narrower concept derived from friction_factor

This instance quantifies the process friction

This instance has the property role factor

darcy_number

This instance has a related Wikipedia page. Short extract:
In fluid dynamics through porous media, the Darcy number (Da) represents the relative effect of the permeability of the medium versus its cross-sectional area—commonly the diameter squared. The number is named after Henry Darcy and is found from nondimensionalizing the differential form of Darcy's Law.

This instance has the property type dimensionless_number

darcy_velocity

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

dean_number

This instance has a related Wikipedia page. Short extract:
The Dean number (De) is a dimensionless group in fluid mechanics, which occurs in the study of flow in curved pipes and channels. It is named after the British scientist W. R. Dean, who was the first to provide a theoretical solution of the fluid motion through curved pipes for laminar flow by using a perturbation procedure from a Poiseuille flow in a straight pipe to a flow in a pipe with very small curvature.

This instance has the property type dimensionless_number

deborah_number

This instance has a related Wikipedia page. Short extract:
The Deborah number (De) is a dimensionless number, often used in rheology to characterize the fluidity of materials under specific flow conditions. It quantifies the observation that given enough time even a solid-like material might flow, or a fluid-like material can act solid when it is deformed rapidly enough.

This instance has the property type dimensionless_number

debt

declination_angle

This instance is a narrower concept derived from angle

decomposition_mass

This instance is a narrower concept derived from mass

This instance quantifies the process decomposition

This instance has the dimensions M.

decomposition_mass-per-area_mineralization_density

This instance is a narrower concept derived from:

This instance quantifies the process:

This instance has the dimensions L^-2 M.

decomposition_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process decomposition

This instance has the dimensions L^-2 M T^-1.

decomposition_mass_respiration_rate

This instance is a narrower concept derived from:

This instance quantifies the process:

This instance has the dimensions M T^-1.

decomposition_respiration_mass

This instance is a narrower concept derived from mass

This instance quantifies the process:

This instance has the dimensions M.

decomposition_respiration_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process:

This instance has the dimensions L^-2 M T^-1.

deficiency

degree-day_coefficient

This instance has the property role coefficient

degree-day_threshold_temperature

Alternative labels for this instance are threshold.

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

degrees-per-hour_speed

This instance has the dimensions T^-1.

demand_mass_ratio

This instance is a narrower concept derived from mass_ratio

This instance quantifies the process demand

denaturation_enthalpy

This instance is a narrower concept derived from enthalpy

This instance quantifies the process denaturation

This instance has the dimensions L^2 M T^-2.

denitrification_mass-per-area_emission_density

This instance is a narrower concept derived from:

This instance quantifies the process:

This instance has the dimensions L^-2 M.

denitrification_mass_emission_rate

This instance is a narrower concept derived from:

This instance quantifies the process:

This instance has the dimensions M T^-1.

density

This instance has a related Wikipedia page. Short extract:
The density (more precisely, the volumetric mass density; also known as specific mass), of a substance is its mass per unit volume. The symbol most often used for density is ρ (the lower case Greek letter rho), although the Latin letter D can also be used.

relative_density

This instance has a related Wikipedia page. Short extract:
Relative density, or specific gravity, is the ratio of the density (mass of a unit volume) of a substance to the density of a given reference material. Specific gravity usually means relative density with respect to water.

This instance has the attribute relative

departure_angle

This instance is a narrower concept derived from angle

This instance quantifies the process departure

deposition_age

This instance is a narrower concept derived from age

This instance quantifies the process deposition

This instance has the dimensions T.

depression_of_melting-point_temperature

This instance has the dimensions O.

This instance is derived from melting-point_temperature

This instance has the applied operator depression

depth

This instance has a related Wikipedia page. Short extract:
Depth(s) may refer to:

This instance has the dimensions L.

depth-vs-discharge_coefficient

This instance has the property role coefficient

depth-vs-discharge_exponent

This instance has the property role exponent

depth-vs-half-width_coefficient

This instance has the property role coefficient

depth-vs-half-width_exponent

This instance has the property role exponent

depth_index

This instance has the property quantification index

desublimation_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process desublimation

This instance has the dimensions L^-2 M T^-1.

desublimation_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process desublimation

This instance has the dimensions L T^-1.

detection

This instance has the property type boolean

detection_count

This instance is a narrower concept derived from count

This instance quantifies the process detection

determination_coefficient

This instance has a related Wikipedia page. Short extract:
In statistics, the coefficient of determination, denoted R2 or r2 and pronounced "R squared", is the proportion of the variance in the dependent variable that is predictable from the independent variable(s). It is a statistic used in the context of statistical models whose main purpose is either the prediction of future outcomes or the testing of hypotheses, on the basis of other related information.

This instance has the property role coefficient

deviatoric_plastic_strain

This instance is a narrower concept derived from strain

deviatoric_strain_rate

This instance is a narrower concept derived from strain_rate

This instance has the dimensions T^-1.

deviatoric_stress

This instance is a narrower concept derived from stress

This instance has the dimensions L^-1 M T^-2.

dew-point_temperature

Alternative labels for this instance are dew-point.

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

diameter

This instance has a related Wikipedia page. Short extract:
In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle. It can also be defined as the longest chord of the circle.

This instance has the dimensions L.

diameter-perimeter_shape_factor

This instance is a narrower concept derived from shape_factor

This instance has the property role factor

difference_of_elevation

This instance is derived from elevation

This instance has the applied operator difference

difference_of_temperature

This instance has the dimensions O.

This instance is derived from temperature

This instance has the applied operator difference

diffuse_energy_flux

This instance is a narrower concept derived from energy_flux

This instance has the attribute diffuse

This instance has the dimensions M T^-3.

diffusion_heat_energy_flux

This instance is a narrower concept derived from energy_flux

This instance quantifies the process diffusion

This instance has the dimensions M T^-3.

diffusion_term

This instance has the property role term

diffusivity

Alternative labels for this instance are diffusion_coefficient.

This instance has a related Wikipedia page. Short extract:
Diffusivity is a rate of diffusion, a measure of the rate at which particles or heat or fluids can spread. It is measured differently for different mediums.

This instance has the dimensions L^2 T^-1.

dilation_angle

This instance is a narrower concept derived from angle

This instance quantifies the process dilation

dip_angle

This instance is a narrower concept derived from angle

direct_energy_flux

This instance is a narrower concept derived from energy_flux

This instance has the attribute direct

This instance has the dimensions M T^-3.

direct_evaporation_energy_flux

This instance is a narrower concept derived from:

This instance has the attribute direct

This instance quantifies the process evaporation

This instance has the dimensions M T^-3.

direction

discharge_coefficient

This instance has a related Wikipedia page. Short extract:
In a nozzle or other constriction, the discharge coefficient (also known as coefficient of discharge) is the ratio of the actual discharge to the theoretical discharge, i.e., the ratio of the mass flow rate at the discharge end of the nozzle to that of an ideal nozzle which expands an identical working fluid from the same initial conditions to the same exit pressures. Mathematically the discharge coefficient may be related to the mass flow rate of a fluid through a straight tube of constant cross-sectional area through the following C d = m ˙ ρ V ˙ = m ˙ ρ A u = m ˙ ρ A 2 Δ P ρ = m ˙ A 2 ρ Δ P {\displaystyle C_{\text{d}}={\frac {\dot {m}}{\rho {\dot {V}}}}={\frac {\dot {m}}{\rho Au}}={\frac {\dot {m}}{\rho A{\sqrt {\frac {2\Delta P}{\rho }}}}}={\frac {\dot {m}}{A{\sqrt {2\rho \Delta P}}}}} C d = Q exp Q theo {\displaystyle C_{\text{d}}={\frac {Q_{\text{exp}}}{Q_{\text{theo}}}}} Where: C d {\displaystyle C_{\text{d}}} , discharge coefficient through the constriction (dimensionless).

This instance has the property role coefficient

disintegration_count-per-mass_radioactivity

This instance is a narrower concept derived from:

This instance quantifies the process disintegration

This instance has the dimensions M^-1 T^-1.

disintegration_count-per-volume_radioactivity

This instance is a narrower concept derived from:

This instance quantifies the process disintegration

This instance has the dimensions L^-3 T^-1.

displacement

Alternative labels for this instance are position_displacement.

This instance has a related Wikipedia page. Short extract:
A displacement is a vector whose length is the shortest distance from the initial to the final position of a point P. It quantifies both the distance and direction of an imaginary motion along a straight line from the initial position to the final position of the point. A displacement may be identified with the translation that maps the initial position to the final position.

This instance has the dimensions L.

displacement_length

This instance is a narrower concept derived from length

This instance has the dimensions L.

dissociation_energy

This instance is a narrower concept derived from energy

This instance quantifies the process dissociation

This instance has the dimensions L^2 M T^-2.

dissolution_enthalpy

Alternative labels for this instance are solution_enthalpy.

This instance has a related Wikipedia page. Short extract:
The enthalpy of solution, enthalpy of dissolution, or heat of solution is the enthalpy change associated with the dissolution of a substance in a solvent at constant pressure resulting in infinite dilution. The enthalpy of solution is most often expressed in kJ/mol at constant temperature.

This instance is a narrower concept derived from enthalpy

This instance quantifies the process dissolution

This instance has the dimensions L^2 M T^-2.

distance

This instance has a related Wikipedia page. Short extract:
Distance is a numerical measurement of how far apart objects or points are. In physics or everyday usage, distance may refer to a physical length or an estimation based on other criteria (e.g.

This instance has the dimensions L.

diurnal_max_of_temperature

This instance has the dimensions O.

This variable contains the attribute diurnal

This instance is derived from temperature

This instance has the applied operator diurnal_max

diurnal_min_of_temperature

This instance has the dimensions O.

This variable contains the attribute diurnal

This instance is derived from temperature

This instance has the applied operator diurnal_min

diurnal_range_of_temperature

This instance has the dimensions O.

This variable contains the attribute diurnal

This instance is derived from temperature

This instance has the applied operator diurnal_range

diurnal_temperature

Alternative labels for this instance are diurnal.

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

dive_duration

This instance is a narrower concept derived from duration

This instance quantifies the process diving

This instance has the dimensions T.

diversity

diversity_index

This instance has a related Wikipedia page. Short extract:
A diversity index (also called phylogenetic indices or phylogenetic metrics) is a quantitative measure that reflects how many different types (such as species) there are in a dataset (a community) and that can simultaneously take into account the phylogenetic relations among the individuals distributed among those types, such as richness, divergence or evenness.

This instance is a narrower concept derived from diversity

This instance has the property quantification index

domain_max_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator domain_max

domain_max_of_increment_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator domain_max_of_increment

This instance contains the applied operator:

domain_max_of_log-law_roughness_length

This instance has the dimensions L.

This instance is derived from log-law_roughness_length

This instance has the applied operator domain_max

domain_max_of_manning-formula_n_parameter

This instance has the dimensions L^-0.33 T.

This instance is derived from manning-formula_n_parameter

This instance has the applied operator domain_max

domain_max_of_mean_depth

This instance has the dimensions L.

This instance is derived from mean_depth

This instance has the applied operator domain_max

domain_max_of_power-law-fluid_viscosity

This instance has the dimensions L^-1 M T^-1.

This instance is derived from power-law-fluid_viscosity

This instance has the applied operator domain_max

domain_max_of_volume_flow_rate

This instance has the dimensions L^3 T^-1.

This instance is derived from volume_flow_rate

This instance has the applied operator domain_max

domain_max_of_volume_flux

This instance has the dimensions L T^-1.

This instance is derived from volume_flux

This instance has the applied operator domain_max

domain_min_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator domain_min

domain_min_of_increment_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator domain_min_of_increment

This instance contains the applied operator:

domain_min_of_log-law_roughness_length

This instance has the dimensions L.

This instance is derived from log-law_roughness_length

This instance has the applied operator domain_min

domain_min_of_manning-formula_n_parameter

This instance has the dimensions L^-0.33 T.

This instance is derived from manning-formula_n_parameter

This instance has the applied operator domain_min

domain_min_of_mean_depth

This instance has the dimensions L.

This instance is derived from mean_depth

This instance has the applied operator domain_min

domain_min_of_power-law-fluid_viscosity

This instance has the dimensions L^-1 M T^-1.

This instance is derived from power-law-fluid_viscosity

This instance has the applied operator domain_min

domain_min_of_volume_flow_rate

This instance has the dimensions L^3 T^-1.

This instance is derived from volume_flow_rate

This instance has the applied operator domain_min

domain_min_of_volume_flux

This instance has the dimensions L T^-1.

This instance is derived from volume_flux

This instance has the applied operator domain_min

domain_range_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator domain_range

domain_time_integral_of_baseflow_volume_flux

This instance has the dimensions L.

This instance is derived from baseflow_volume_flux

This instance has the applied operator domain_time_integral

domain_time_integral_of_desublimation_volume_flux

This instance has the dimensions L.

This instance is derived from desublimation_volume_flux

This instance has the applied operator domain_time_integral

domain_time_integral_of_evaporation_volume_flux

This instance has the dimensions L.

This instance is derived from evaporation_volume_flux

This instance has the applied operator domain_time_integral

domain_time_integral_of_infiltration_volume_flux

This instance has the dimensions L.

This instance is derived from infiltration_volume_flux

This instance has the applied operator domain_time_integral

domain_time_integral_of_melt_volume_flux

This instance has the dimensions L.

This instance is derived from melt_volume_flux

This instance has the applied operator domain_time_integral

domain_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator domain_time_integral

domain_time_integral_of_precipitation_volume_flux

This instance has the dimensions L.

This instance is derived from precipitation_volume_flux

This instance has the applied operator domain_time_integral

domain_time_integral_of_recharge_volume_flux

This instance has the dimensions L.

This instance is derived from recharge_volume_flux

This instance has the applied operator domain_time_integral

domain_time_integral_of_runoff_volume_flux

This instance has the dimensions L.

This instance is derived from runoff_volume_flux

This instance has the applied operator domain_time_integral

domain_time_integral_of_sublimation_volume_flux

This instance has the dimensions L.

This instance is derived from sublimation_volume_flux

This instance has the applied operator domain_time_integral

domain_time_integral_of_volume_flux

This instance has the dimensions L.

This instance is derived from volume_flux

This instance has the applied operator domain_time_integral

domain_time_max_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator domain_time_max

domain_time_max_of_precipitation_leq_volume_flux

This instance has the dimensions L T^-1.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator domain_time_max

domain_time_min_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator domain_time_min

down_component_of_electric-d-field

This instance has the dimensions L^-2 T I.

This variable contains the attribute down

This instance is derived from electric-d-field

This instance has the applied operator down_component

down_component_of_electric-e-field

This instance has the dimensions L M T^-3 I^-1.

This variable contains the attribute down

This instance is derived from electric-e-field

This instance has the applied operator down_component

down_component_of_electric-p-field

This instance has the dimensions L^-2 T I.

This variable contains the attribute down

This instance is derived from electric-p-field

This instance has the applied operator down_component

down_component_of_velocity

This instance has the dimensions L T^-1.

This variable contains the attribute down

This instance is derived from linear_velocity

This instance has the applied operator down_component

down_component_of_magnetic-b-field

This instance has the dimensions M T^-2 I^-1.

This variable contains the attribute down

This instance is derived from magnetic-b-field

This instance has the applied operator down_component

down_component_of_magnetic-h-field

This instance has the dimensions L^-1 I.

This variable contains the attribute down

This instance is derived from magnetic-h-field

This instance has the applied operator down_component

down_component_of_magnetic-m-field

This instance has the dimensions L^-1 I.

This variable contains the attribute down

This instance is derived from magnetic-m-field

This instance has the applied operator down_component

down_component_of_vorticity

This instance has the dimensions T^-2.

This variable contains the attribute down

This instance is derived from vorticity

This instance has the applied operator down_component

down_derivative_of_static_pressure

This instance has the dimensions L^-2 M T^-2.

This variable contains the attribute:

This instance is derived from static_pressure

This instance has the applied operator down_derivative

down_derivative_of_temperature

This instance has the dimensions L^-1 O.

This variable contains the attribute:

This instance is derived from temperature

This instance has the applied operator down_derivative

down_east_component_of_reynolds_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from reynolds_stress

This instance has the applied operator down_east_component

down_east_component_of_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from stress

This instance has the applied operator down_east_component

down_east_component_of_viscous_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from viscous_stress

This instance has the applied operator down_east_component

down_north_component_of_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from stress

This instance has the applied operator down_north_component

down_z_derivative_of_temperature

This instance has the dimensions L^-1 O.

This variable contains the attribute spatial

This instance is derived from temperature

This instance has the applied operator down_z_derivative

downstream_component_of_velocity

This instance has the dimensions L T^-1.

This variable contains the attribute downstream

This instance is derived from linear_velocity

This instance has the applied operator downstream_component

downstream_derivative_of_elevation

This variable contains the attribute:

This instance is derived from elevation

This instance has the applied operator downstream_derivative

downstream_hydraulic_geometry_depth-vs-discharge_coefficient

This instance is a narrower concept derived from:

This instance has the property role coefficient

downstream_hydraulic_geometry_depth-vs-discharge_exponent

This instance is a narrower concept derived from:

This instance has the property role exponent

downstream_hydraulic_geometry_slope-vs-discharge_coefficient

This instance is a narrower concept derived from:

This instance has the property role coefficient

downstream_hydraulic_geometry_slope-vs-discharge_exponent

This instance is a narrower concept derived from:

This instance has the property role exponent

downstream_hydraulic_geometry_speed-vs-discharge_coefficient

This instance is a narrower concept derived from:

This instance has the property role coefficient

downstream_hydraulic_geometry_speed-vs-discharge_exponent

This instance is a narrower concept derived from:

This instance has the property role exponent

downstream_hydraulic_geometry_width-vs-discharge_coefficient

This instance is a narrower concept derived from:

This instance has the property role coefficient

downstream_hydraulic_geometry_width-vs-discharge_exponent

This instance is a narrower concept derived from:

This instance has the property role exponent

downstream_volume_flow_rate

This instance is a narrower concept derived from:

This instance quantifies the process flowing

This instance has the dimensions L^3 T^-1.

downvalley_sinuosity

This instance is a narrower concept derived from sinuosity

downward_heat_energy_flux

This instance is a narrower concept derived from:

This instance has the dimensions M T^-3.

draft_depth

This instance is a narrower concept derived from depth

This instance has the dimensions L.

drag_coefficient

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, the drag coefficient (commonly denoted as: C d {\displaystyle \scriptstyle C_{\mathrm {d} }\,} , C x {\displaystyle \scriptstyle C_{\mathrm {x} }\,} or C w {\displaystyle \scriptstyle C_{\mathrm {w} }\,} ) is a dimensionless quantity that is used to quantify the drag or resistance of an object in a fluid environment, such as air or water. It is used in the drag equation in which a lower drag coefficient indicates the object will have less aerodynamic or hydrodynamic drag.

This instance quantifies the process dragging

This instance has the property role coefficient

drag_force

This instance is a narrower concept derived from force

This instance quantifies the process dragging

This instance has the dimensions L M T^-2.

drainage_density

This instance has a related Wikipedia page. Short extract:
Drainage density is the total length of all the streams and rivers in a drainage basin divided by the total area of the drainage basin. It is a measure of how well or how poorly a watershed is drained by stream channels.

This instance is a narrower concept derived from density

This instance has the dimensions L^-1.

drainage_leaching_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process:

This instance has the dimensions L^-2 M T^-1.

drainage_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process draining

This instance has the dimensions L T^-1.

drift_speed

This instance is a narrower concept derived from linear_speed

This instance quantifies the process drifting

This instance has the dimensions L T^-1.

drift_velocity

This instance is a narrower concept derived from:

This instance quantifies the process drifting

This instance has the dimensions L T^-1.

drop_of_dynamic_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from dynamic_stress

This instance has the applied operator drop

drop_of_static_stress

This instance has the dimensions L^-1 M T^-2.

This variable contains the attribute static

This instance is derived from static_stress

This instance has the applied operator drop

dry_adiabatic_temperature_lapse_rate

Alternative labels for this instance are adiabatic, dry.

This instance is a narrower concept derived from temperature_lapse_rate

This instance has the dimensions L^-1 O.

dry_mass_fraction

This instance is a narrower concept derived from mass_fraction

This instance has the attribute dry

dry_static_energy

This instance is a narrower concept derived from energy

This instance has the attribute:

This instance has the dimensions L^2 M T^-2.

dukhin_number

This instance has a related Wikipedia page. Short extract:
The Dukhin number (Du) is a dimensionless quantity that characterizes the contribution of the surface conductivity to various electrokinetic and electroacoustic effects, as well as to electrical conductivity and permittivity of fluid heterogeneous systems.

This instance has the property type dimensionless_number

duration

This instance has a related Wikipedia page. Short extract:
Duration may refer to:

This instance has the dimensions T.

dvorak_current_intensity_number

This instance has the property type dimensionless_number

dvorak_number

This instance has the property type dimensionless_number

dynamic_pressure

This instance is a narrower concept derived from pressure

This instance has the attribute dynamic

This instance has the dimensions L^-1 M T^-2.

dynamic_stress

This instance is a narrower concept derived from stress

This instance has the dimensions L^-1 M T^-2.

dynamic_viscosity

This instance has the dimensions L^-1 M T^-1.

e_constant

This instance has a related Wikipedia page. Short extract:
The number e is a mathematical constant that is the base of the natural logarithm: the unique number whose natural logarithm is equal to one. It is approximately equal to 2.71828, and is the limit of (1 + 1/n)n as n approaches infinity, an expression that arises in the study of compound interest.

This instance has the property role constant

east_component_of_bolus_velocity

This instance has the dimensions L T^-1.

This variable contains the attribute east

This instance is derived from bolus_velocity

This instance has the applied operator east_component

east_component_of_electric-d-field

This instance has the dimensions L^-2 T I.

This variable contains the attribute east

This instance is derived from electric-d-field

This instance has the applied operator east_component

east_component_of_electric-e-field

This instance has the dimensions L M T^-3 I^-1.

This variable contains the attribute east

This instance is derived from electric-e-field

This instance has the applied operator east_component

east_component_of_electric-p-field

This instance has the dimensions L^-2 T I.

This variable contains the attribute east

This instance is derived from electric-p-field

This instance has the applied operator east_component

east_component_of_momentum

This instance has the dimensions L M T^-1.

This variable contains the attribute east

This instance is derived from linear_momentum

This instance has the applied operator east_component

east_component_of_velocity

This instance has the dimensions L T^-1.

This variable contains the attribute east

This instance is derived from linear_velocity

This instance has the applied operator east_component

east_component_of_magnetic-b-field

This instance has the dimensions M T^-2 I^-1.

This variable contains the attribute east

This instance is derived from magnetic-b-field

This instance has the applied operator east_component

east_component_of_magnetic-h-field

This instance has the dimensions L^-1 I.

This variable contains the attribute east

This instance is derived from magnetic-h-field

This instance has the applied operator east_component

east_component_of_magnetic-m-field

This instance has the dimensions L^-1 I.

This variable contains the attribute east

This instance is derived from magnetic-m-field

This instance has the applied operator east_component

east_component_of_seismic_slip

This variable contains the attribute east

This instance is derived from seismic_slip

This instance has the applied operator east_component

east_component_of_vorticity

This instance has the dimensions T^-2.

This variable contains the attribute east

This instance is derived from vorticity

This instance has the applied operator east_component

east_component_of_z_integral_of_velocity

This instance has the dimensions L^2 T^-1.

This variable contains the attribute:

This instance is derived from linear_velocity

This instance has the applied operator east_component_of_z_integral

This instance contains the applied operator:

east_derivative_of_absolute_salinity

This instance has the dimensions L^-1.

This variable contains the attribute:

This instance is derived from absolute_salinity

This instance has the applied operator east_derivative

east_derivative_of_depth

This variable contains the attribute:

This instance is derived from depth

This instance has the applied operator east_derivative

east_derivative_of_east_component_of_z_integral_of_velocity

This instance has the dimensions L T^-1.

This variable contains the attribute:

This instance is derived from linear_velocity

This instance has the applied operator east_derivative_of_east_component_of_z_integral

This instance contains the applied operator:

east_derivative_of_north_component_of_z_integral_of_velocity

This instance has the dimensions L T^-1.

This variable contains the attribute:

This instance is derived from linear_velocity

This instance has the applied operator east_derivative_of_north_component_of_z_integral

This instance contains the applied operator:

east_derivative_of_potential_vorticity

This instance has the dimensions L^-1 T^-2.

This variable contains the attribute:

This instance is derived from potential_vorticity

This instance has the applied operator east_derivative

east_derivative_of_pressure

This instance has the dimensions L^-2 M T^-2.

This variable contains the attribute:

This instance is derived from pressure

This instance has the applied operator east_derivative

east_derivative_of_pressure_head

This variable contains the attribute:

This instance is derived from pressure_head

This instance has the applied operator east_derivative

east_derivative_of_static_pressure

This instance has the dimensions L^-2 M T^-2.

This variable contains the attribute:

This instance is derived from static_pressure

This instance has the applied operator east_derivative

east_derivative_of_temperature

This instance has the dimensions L^-1 O.

This variable contains the attribute:

This instance is derived from temperature

This instance has the applied operator east_derivative

east_down_component_of_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from stress

This instance has the applied operator east_down_component

east_east_component_of_reynolds_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from reynolds_stress

This instance has the applied operator east_east_component

east_east_component_of_seismic_moment

This instance has the dimensions L^2 M T^-2.

This instance is derived from seismic_moment

This instance has the applied operator east_east_component

east_east_component_of_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from stress

This instance has the applied operator east_east_component

east_east_component_of_viscous_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from viscous_stress

This instance has the applied operator east_east_component

east_north_component_of_reynolds_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from reynolds_stress

This instance has the applied operator east_north_component

east_north_component_of_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from stress

This instance has the applied operator east_north_component

east_north_component_of_viscous_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from viscous_stress

This instance has the applied operator east_north_component

east_up_component_of_reynolds_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from reynolds_stress

This instance has the applied operator east_up_component

east_up_component_of_seismic_moment

This instance has the dimensions L^2 M T^-2.

This instance is derived from seismic_moment

This instance has the applied operator east_up_component

east_up_component_of_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from stress

This instance has the applied operator east_up_component

east_up_component_of_viscous_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from viscous_stress

This instance has the applied operator east_up_component

eccentricity

This instance has a related Wikipedia page. Short extract:
In mathematics, the eccentricity of a conic section is a non-negative real number that uniquely characterizes its shape. More formally two conic sections are similar if and only if they have the same eccentricity.

eckert_number

This instance has a related Wikipedia page. Short extract:
The Eckert number (Ec) is a dimensionless number used in continuum mechanics. It expresses the relationship between a flow's kinetic energy and the boundary layer enthalpy difference, and is used to characterize heat transfer dissipation.

This instance has the property type dimensionless_number

economic_elasticity

This instance has a related Wikipedia page. Short extract:
In economics, elasticity is the measurement of the proportional change of an economic variable in response to a change in another. It shows how easy it is for the supplier and consumer to change their behavior and substitute another good, the strength of an incentive over choices per the relative opportunity cost.

This instance is a narrower concept derived from elasticity

effective_hydraulic_conductivity

Alternative labels for this instance are effective.

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

effective_radiative_temperature

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

effective_saturated_hydraulic_conductivity

Alternative labels for this instance are effective, saturated.

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

efficiency

This instance has a related Wikipedia page. Short extract:
Efficiency is the (often measurable) ability to avoid wasting materials, energy, efforts, money, and time in doing something or in producing a desired result. In a more general sense, it is the ability to do things well, successfully, and without waste.

ekman_number

This instance has a related Wikipedia page. Short extract:
The Ekman number (Ek) is a dimensionless number used in fluid dynamics to describe the ratio of viscous forces to Coriolis forces. It is frequently used in describing geophysical phenomena in the oceans and atmosphere in order to characterise the ratio of viscous forces to the Coriolis forces arising from planetary rotation.

This instance has the property type dimensionless_number

elastic_skeletal_storage_coefficient

This instance is a narrower concept derived from:

This instance has the attribute elastic

This instance has the property role coefficient

elasticity

electric_charge

This instance has a related Wikipedia page. Short extract:
Electric charge is the physical property of matter that causes it to experience a force when placed in an electromagnetic field. There are two types of electric charge: positive and negative (commonly carried by protons and electrons respectively).

This instance has the dimensions T I.

electric_charge-to-mass_ratio

This instance has the dimensions M^-1 T I.

electric-d-field

Alternative labels for this instance are electric_displacement, electric_displacement_field.

This instance has a related Wikipedia page. Short extract:
In physics, the electric displacement field, denoted by D, is a vector field that appears in Maxwell's equations. It accounts for the effects of free and bound charge within materials.

This instance has the dimensions L^-2 T I.

This instance has the property type field

electric-e-field

Alternative labels for this instance are electric_field.

This instance has a related Wikipedia page. Short extract:
An electric field surrounds an electric charge, and exerts force on other charges in the field, attracting or repelling them. Electric field is sometimes abbreviated as E-field.

This instance has the dimensions L M T^-3 I^-1.

This instance has the property type field

electric-p-field

Alternative labels for this instance are electric_polarization, polarization.

This instance has a related Wikipedia page. Short extract:
In classical electromagnetism, polarization density (or electric polarization, or simply polarization) is the vector field that expresses the density of permanent or induced electric dipole moments in a dielectric material. When a dielectric is placed in an external electric field, its molecules gain electric dipole moment and the dielectric is said to be polarized.

This instance has the dimensions L^-2 T I.

This instance has the property type field

electric_charge-per-area_density

This instance is a narrower concept derived from density

This instance has the dimensions L^-2 T I.

electric_energy

This instance has a related Wikipedia page. Short extract:
Electrical energy is energy derived from electric potential energy or kinetic energy. When used loosely, electrical energy refers to energy that has been converted from electric potential energy.

This instance is a narrower concept derived from energy

This instance has the dimensions L^2 M T^-2.

electric_potential

Alternative labels for this instance are electric-field-potential.

This instance has a related Wikipedia page. Short extract:
An electric potential (also called the electric field potential, potential drop or the electrostatic potential) is the amount of work needed to move a unit of charge from a reference point to a specific point inside the field without producing an acceleration. Typically, the reference point is the Earth or a point at infinity, although any point can be used.

This instance is a narrower concept derived from potential

This instance has the dimensions L^2 M T^-3 I^-1.

electric_susceptibility

This instance has a related Wikipedia page. Short extract:
In electricity (electromagnetism), the electric susceptibility ( χ e {\displaystyle \chi _{\text{e}}} ; Latin: susceptibilis "receptive") is a dimensionless proportionality constant that indicates the degree of polarization of a dielectric material in response to an applied electric field. The greater the electric susceptibility, the greater the ability of a material to polarize in response to the field, and thereby reduce the total electric field inside the material (and store energy).

This instance is a narrower concept derived from susceptibility

electrical_conductance

This instance is a narrower concept derived from conductance

This instance has the dimensions L^-2 M^-1 T^3 I^2.

electrical_conductivity

This instance has a related Wikipedia page. Short extract:
Electrical resistivity (also called specific electrical resistance or volume resistivity) and its inverse, electrical conductivity, is a fundamental property of a material that quantifies how strongly it resists or conducts electric current. A low resistivity indicates a material that readily allows electric current.

This instance is a narrower concept derived from conductivity

This instance has the dimensions L^-3 M^-1 T^3 I^2.

electrical_efficiency

This instance has a related Wikipedia page. Short extract:
The efficiency of an entity (a device, component, or system) in electronics and electrical engineering is defined as useful power output divided by the total electrical power consumed (a fractional expression), typically denoted by the Greek small letter eta (η – ήτα). E f f i c i e n c y = U s e f u l p o w e r o u t p u t T o t a l p o w e r i n p u t {\displaystyle \mathrm {Efficiency} ={\frac {\mathrm {Useful\ power\ output} }{\mathrm {Total\ power\ input} }}} If energy output and input are expressed in the same units, efficiency is a dimensionless number.

This instance is a narrower concept derived from efficiency

electrical_impedance

This instance has a related Wikipedia page. Short extract:
Electrical impedance is the measure of the opposition that a circuit presents to a current when a voltage is applied. The term complex impedance may be used interchangeably.

This instance is a narrower concept derived from impedance

This instance has the dimensions L^2 M T^-3 I^-2.

electrical_impedance_constant

This instance has a related Wikipedia page. Short extract:
The impedance of free space, Z0, is a physical constant relating the magnitudes of the electric and magnetic fields of electromagnetic radiation travelling through free space. That is, Z0 = |E|/|H|, where |E| is the electric field strength and |H| is the magnetic field strength.

This instance has the dimensions L^2 M T^-3 I^-2.

This instance has the property role constant

electrical_resistivity

Alternative labels for this instance are inverse_of_electrical_conductivity.

This instance has a related Wikipedia page. Short extract:
Electrical resistivity (also called specific electrical resistance or volume resistivity) and its inverse, electrical conductivity, is a fundamental property of a material that quantifies how strongly it resists or conducts electric current. A low resistivity indicates a material that readily allows electric current.

This instance is a narrower concept derived from resistivity

This instance has the dimensions L^3 M T^-3 I^-2.

electron_affinity

This instance has a related Wikipedia page. Short extract:
the electron affinity (Eea) of an atom or molecule is defined as the amount of energy released or spent when an electron is added to a neutral atom or molecule in the gaseous state to form a negative ion. X + e− → X− + energyIn solid state physics, the electron affinity for a surface is defined somewhat differently (see below).

This instance is a narrower concept derived from affinity

This instance has the dimensions L^2 M T^-2 N^-1.

elementary-electric-charge_constant

This instance has a related Wikipedia page. Short extract:
The elementary charge, usually denoted by e or sometimes qe, is the electric charge carried by a single proton or, equivalently, the magnitude of the electric charge carried by a single electron, which has charge −1 e. This elementary charge is a fundamental physical constant.

This instance has the dimensions T I.

This instance has the property role constant

elevation

Alternative labels for this instance are geometric_height.

This instance has a related Wikipedia page. Short extract:
The elevation of a geographic location is its height above or below a fixed reference point, most commonly a reference geoid, a mathematical model of the Earth's sea level as an equipotential gravitational surface (see Geodetic datum § Vertical datum). The term elevation is mainly used when referring to points on the Earth's surface, while altitude or geopotential height is used for points above the surface, such as an aircraft in flight or a spacecraft in orbit, and depth is used for points below the surface.

This instance has the dimensions L.

elevation_angle

This instance is a narrower concept derived from angle

elevation_angle_of_bolus_velocity

This instance is derived from bolus_velocity

This instance has the applied operator elevation_angle

elevation_angle_of_darcy_velocity

This instance is derived from darcy_velocity

This instance has the applied operator elevation_angle

elevation_angle_of_gradient_of_absolute_salinity

This instance is derived from absolute_salinity

This instance has the applied operator elevation_angle_of_gradient

This instance contains the applied operator:

elevation_angle_of_gradient_of_potential_vorticity

This variable contains the attribute potential

This instance is derived from potential_vorticity

This instance has the applied operator elevation_angle_of_gradient

This instance contains the applied operator:

elevation_angle_of_gradient_of_pressure

This instance is derived from pressure

This instance has the applied operator elevation_angle_of_gradient

This instance contains the applied operator:

elevation_angle_of_gradient_of_static_pressure

This variable contains the attribute static

This instance is derived from static_pressure

This instance has the applied operator elevation_angle_of_gradient

This instance contains the applied operator:

elevation_angle_of_gradient_of_temperature

This instance is derived from temperature

This instance has the applied operator elevation_angle_of_gradient

This instance contains the applied operator:

elevation_angle_of_impact_velocity

This instance is derived from impact_velocity

This instance has the applied operator elevation_angle

elevation_angle_of_initial_velocity

This variable contains the attribute initial

This instance is derived from initial_velocity

This instance has the applied operator elevation_angle

elevation_angle_of_momentum

This instance is derived from linear_momentum

This instance has the applied operator elevation_angle

elevation_angle_of_velocity

This instance is derived from linear_velocity

This instance has the applied operator elevation_angle

elevation_angle_of_stokes_drift_velocity

This instance is derived from stokes_drift_velocity

This instance has the applied operator elevation_angle

elevation_angle_of_vorticity

This instance is derived from vorticity

This instance has the applied operator elevation_angle

elevation_lowering_rate

This instance quantifies the process lowering

This instance has the dimensions L T^-1.

eliassen-palm_flux

emission_frequency

This instance is a narrower concept derived from temporal_frequency

This instance quantifies the process emission

This instance has the dimensions T^-1.

emission_rate

This instance quantifies the process emission

emissivity

Alternative labels for this instance are thermal_emissivity, thermal_emittance.

This instance has a related Wikipedia page. Short extract:
Thermal emittance or thermal emissivity is the ratio of the radiant emittance of heat of a specific object or surface to that of a standard black body. Emissivity and emittivity are both dimensionless quantities given in the range of 0 to 1, but emissivity refers to a material property (of a homogeneous material), while emittivity refers to specific samples or objects.

emissivity_factor

This instance has the property role factor

emittance

This instance has a related Wikipedia page. Short extract:
Emittance may refer to:

emitted_energy_flux

Alternative labels for this instance are radiant_emittance.

This instance is a narrower concept derived from energy_flux

This instance has the attribute emitted

This instance has the dimensions M T^-3.

end_time

This instance is a narrower concept derived from time

This instance has the dimensions T.

energy

This instance has a related Wikipedia page. Short extract:
In physics, energy is the quantitative property that must be transferred to an object in order to perform work on, or to heat, the object. Energy is a conserved quantity; the law of conservation of energy states that energy can be converted in form, but not created or destroyed.

This instance has the dimensions L^2 M T^-2.

energy-per-area_density

Alternative labels for this instance are energy-per-area_content.

This instance is a narrower concept derived from density

This instance has the dimensions M T^-2.

energy-per-area_flow_rate

This instance quantifies the process flowing

This instance has the dimensions L^-1 M^2 T^-3.

energy-per-length_flow_rate

This instance quantifies the process flowing

This instance has the dimensions M^2 T^-3.

energy-per-mass_density

Alternative labels for this instance are specific_energy.

This instance has a related Wikipedia page. Short extract:
Energy density has tables of specific energies of devices and materials.Specific energy is energy per unit mass. (It is also sometimes called "energy density," though "energy density" more precisely means energy per unit volume.) It is used to quantify, for example, stored heat and other thermodynamic properties of substances such as specific internal energy, specific enthalpy, specific Gibbs free energy, and specific Helmholtz free energy.

This instance is a narrower concept derived from density

This instance has the dimensions L^2 T^-2.

energy-per-volume_density

Alternative labels for this instance are energy_content, energy_density.

This instance has a related Wikipedia page. Short extract:
Energy density is the amount of energy stored in a given system or region of space per unit volume. Colloquially it may also be used for energy per unit mass, though the accurate term for this is specific energy.

This instance is a narrower concept derived from density

This instance has the dimensions L^-1 M T^-2.

energy-per-volume_dissipation_rate

This instance quantifies the process dissipation

This instance has the dimensions L^-1 M T^-2.

energy-per-wavelength_flux

This instance has the dimensions L M T^-3.

energy_diffusivity

This instance is a narrower concept derived from diffusivity

This instance has the dimensions L^2 T^-1.

energy_flow_rate

This instance quantifies the process flowing

This instance has the dimensions L M^2 T^-3.

energy_flux

This instance has a related Wikipedia page. Short extract:
Energy flux is the rate of transfer of energy through a surface. The quantity is defined in two different ways, depending on the context: Total rate of energy transfer; SI units: W = J⋅s−1.

This instance has the dimensions M T^-3.

energy_flux_fraction

energy_intensity

Alternative labels for this instance are radiant_exposure.

This instance has a related Wikipedia page. Short extract:
In radiometry, radiant exposure or fluence is the radiant energy received by a surface per unit area, or equivalently the irradiance of a surface, integrated over time of irradiation, and spectral exposure or is the radiant exposure per unit frequency or wavelength, depending on whether the spectrum is taken as a function of frequency or of wavelength. The SI unit of radiant exposure is the joule per square metre (J/m2), while that of spectral exposure in frequency is the joule per square metre per hertz (J⋅m−2⋅Hz−1) and that of spectral exposure in wavelength is the joule per square metre per metre (J/m3)—commonly the joule per square metre per nanometre (J⋅m−2⋅nm−1).

This instance is a narrower concept derived from intensity

This instance has the dimensions M T^-2.

enthalpy

Alternative labels for this instance are thermodynamic_potential.

This instance has a related Wikipedia page. Short extract:
Enthalpy (listen), a property of a thermodynamic system, is equal to the system's internal energy plus the product of its pressure and volume. In a system enclosed so as to prevent mass transfer, for processes at constant pressure, the heat absorbed or released equals the change in enthalpy.

This instance has the dimensions L^2 M T^-2.

enthalpy-per-volume_density

This instance is a narrower concept derived from density

This instance has the dimensions L^-1 M T^-2.

enthalpy_concentration

This instance is a narrower concept derived from concentration

This instance has the dimensions L^-1 M T^-2.

environmental_static_pressure_lapse_rate

Alternative labels for this instance are environmental, static.

This instance is a narrower concept derived from pressure_lapse_rate

This instance has the dimensions L^-2 M T^-2.

environmental_temperature_lapse_rate

Alternative labels for this instance are environmental.

This instance is a narrower concept derived from temperature_lapse_rate

This instance has the dimensions L^-1 O.

equality

equation-of-state

equatorial_radius

This instance is a narrower concept derived from:

This instance has the attribute equatorial

This instance has the dimensions L.

equilibrium_partial_pressure

This instance is a narrower concept derived from:

This instance has the attribute equilibrium

This instance has the dimensions L^-1 M T^-2.

This variable contains the attribute partial

equity

equivalence_ratio

Alternative labels for this instance are equivalence_mass_ratio.

equivalent_potential_temperature

Alternative labels for this instance are equivalent, potential.

This instance is a narrower concept derived from:

This instance has the dimensions O.

equivalent_reflectivity_factor

This instance has the property role factor

equivalent_temperature

Alternative labels for this instance are equivalent.

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

equivalent_thickness

This instance is a narrower concept derived from thickness

This instance has the dimensions L.

ericksen_number

This instance has a related Wikipedia page. Short extract:
In the study of liquid crystals, the Ericksen number (Er) is a dimensionless number used to describe the deformation of the director field under flow. It is defined as the ratio of the viscous to elastic forces.

This instance has the property type dimensionless_number

escape_speed

This instance is a narrower concept derived from linear_speed

This instance has the dimensions L T^-1.

etovos_number

This instance has a related Wikipedia page. Short extract:
In fluid dynamics the Eötvös number (Eo), also called the Bond number (Bo), is a dimensionless number measuring the importance of gravitational forces compared to surface tension forces and is used (together with Morton number) to characterize the shape of bubbles or drops moving in a surrounding fluid. The two names commemorate the Hungarian physicist Loránd Eötvös (1848–1919) and the English physicist Wilfrid Noel Bond (1897–1937), respectively.

This instance has the property type dimensionless_number

euler_gamma_constant

Alternative labels for this instance are euler-mascheroni_constant, euler_constant.

This instance has a related Wikipedia page. Short extract:
The Euler–Mascheroni constant (also called Euler's constant) is a mathematical constant recurring in analysis and number theory, usually denoted by the lowercase Greek letter gamma (γ). It is defined as the limiting difference between the harmonic series and the natural logarithm: γ = lim n → ∞ ( − ln ⁡ n + ∑ k = 1 n 1 k ) = ∫ 1 ∞ ( − 1 x + 1 ⌊ x ⌋ ) d x .

This instance has the property role constant

euler_number

This instance has a related Wikipedia page. Short extract:
The Euler number (Eu) is a dimensionless number used in fluid flow calculations. It expresses the relationship between a local pressure drop caused by a restriction and the kinetic energy per volume of the flow, and is used to characterize energy losses in the flow, where a perfect frictionless flow corresponds to an Euler number of 1.

This instance has the property type dimensionless_number

eulers_number

This instance has a related Wikipedia page. Short extract:
The number e is a mathematical constant that is the base of the natural logarithm: the unique number whose natural logarithm is equal to one. It is approximately equal to 2.71828, and is the limit of (1 + 1/n)n as n approaches infinity, an expression that arises in the study of compound interest.

This instance has the property type dimensionless_number

evaporation_energy_flux

This instance is a narrower concept derived from energy_flux

This instance quantifies the process evaporation

This instance has the dimensions M T^-3.

evaporation_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process evaporation

This instance has the dimensions L^-2 M T^-1.

evaporation_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process evaporation

This instance has the dimensions L T^-1.

evapotranspiration_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process evapotranspiration

This instance has the dimensions L^-2 M T^-1.

evapotranspiration_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process evapotranspiration

This instance has the dimensions L T^-1.

excess_temperature_coefficient

This instance has the property role coefficient

exner_function

This instance has a related Wikipedia page. Short extract:
The Exner function is an important parameter in atmospheric modeling. The Exner function can be viewed as non-dimensionalized pressure and can be defined as: Π = ( p p 0 ) R d / c p = T θ {\displaystyle \Pi =\left({\frac {p}{p_{0}}}\right)^{R_{d}/c_{p}}={\frac {T}{\theta }}} where p 0 {\displaystyle p_{0}} is a standard reference surface pressure, usually taken as 1000 hPa; R d {\displaystyle R_{d}} is the gas constant for dry air; c p {\displaystyle c_{p}} is the heat capacity of dry air at constant pressure; T {\displaystyle T} is the absolute temperature; and θ {\displaystyle \theta } is the potential temperature.

This instance has the property type function

expansion_coefficient

This instance quantifies the process expansion

This instance has the property role coefficient

expected_return_period

This instance is a narrower concept derived from period

extensional_dynamic_viscosity

This instance is a narrower concept derived from dynamic_viscosity

This instance has the dimensions L^-1 M T^-1.

extensional_kinematic_viscosity

This instance is a narrower concept derived from kinematic_viscosity

This instance has the dimensions L^2 T^-1.

extent

This instance has a related Wikipedia page. Short extract:
Extent may refer to:

This instance has the dimensions L^2.

exteroception

fall_speed

This instance is a narrower concept derived from linear_speed

This instance quantifies the process falling

This instance has the dimensions L T^-1.

fanning_friction_factor

This instance has a related Wikipedia page. Short extract:
The Fanning friction factor, named after John Thomas Fanning, is a dimensionless number used as a local parameter in continuum mechanics calculations. It is defined as the ratio between the local shear stress and the local flow kinetic energy density: f = τ ρ u 2 2 {\displaystyle f={\frac {\tau }{\rho {\frac {u^{2}}{2}}}}} where: f {\displaystyle f} is the local Fanning friction factor (dimensionless) τ {\displaystyle \tau } is the local shear stress (unit in l b m f t ⋅ s 2 {\displaystyle {\frac {lb_{m}}{ft\cdot s^{2}}}} or k g m ⋅ s 2 {\displaystyle {\frac {kg}{m\cdot s^{2}}}} or Pa) u {\displaystyle u} is the bulk flow velocity (unit in f t s {\displaystyle {\frac {ft}{s}}} or m s {\displaystyle {\frac {m}{s}}} ) ρ {\displaystyle \rho } is the density of the fluid (unit in l b m f t 3 {\displaystyle {\frac {lb_{m}}{ft^{3}}}} or k g m 3 {\displaystyle {\frac {kg}{m^{3}}}} )In particular the shear stress at the wall can, in turn, be related to the pressure loss by multiplying the wall shear stress by the wall area ( 2 π R L {\displaystyle 2\pi RL} for a pipe with circular cross section) and dividing by the cross-sectional flow area ( π R 2 {\displaystyle \pi R^{2}} for a pipe with circular cross section).

This instance is a narrower concept derived from friction_factor

This instance quantifies the process friction

This instance has the property role factor

feigenbaum_alpha_constant

Alternative labels for this instance are Feigenbaum_second_constant.

This instance has a related Wikipedia page. Short extract:
In mathematics, specifically bifurcation theory, the Feigenbaum constants are two mathematical constants which both express ratios in a bifurcation diagram for a non-linear map. They are named after the physicist Mitchell J. Feigenbaum.

This instance has the property role constant

feigenbaum_delta_constant

Alternative labels for this instance are Feigenbaum_first_constant.

This instance has a related Wikipedia page. Short extract:
In mathematics, specifically bifurcation theory, the Feigenbaum constants are two mathematical constants which both express ratios in a bifurcation diagram for a non-linear map. They are named after the physicist Mitchell J. Feigenbaum.

This instance has the property role constant

fertility

fertilization_date

This instance quantifies the process fertilization

This instance has the property quantification date

field-capacity_pressure_head

This instance is a narrower concept derived from:

This instance has the dimensions L.

field-capacity_volume_fraction

This instance is a narrower concept derived from volume_fraction

final_mass

This instance is a narrower concept derived from mass

This instance has the dimensions M.

fine-structure_constant

Alternative labels for this instance are sommerfeld_constant.

This instance has a related Wikipedia page. Short extract:
In physics, the fine-structure constant, also known as Sommerfeld's constant, commonly denoted by α (the Greek letter alpha), is a dimensionless physical constant characterizing the strength of the electromagnetic interaction between elementary charged particles. It is related to the elementary charge e, which characterizes the strength of the coupling of an elementary charged particle with the electromagnetic field, by the formula 4πε0ħcα = e2.

This instance has the property role constant

firing_speed

This instance is a narrower concept derived from linear_speed

This instance quantifies the process firing

This instance has the dimensions L T^-1.

firing_time

This instance is a narrower concept derived from time

This instance quantifies the process firing

This instance has the dimensions T.

first_dekad_one-day_mean_of_temperature

This instance has the dimensions O.

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator first_dekad_one-day_mean

first_dekad_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator first_dekad_time_integral

first_radiation_constant

This instance has the dimensions L^4 M T^-3.

This instance has the property role constant

flare_angle

This instance is a narrower concept derived from angle

flattening_ratio

flight_duration

This instance is a narrower concept derived from flight_duration

This instance quantifies the process flight

flint-law_coefficient

This instance has the property role coefficient

flint-law_exponent

This instance has the property role exponent

flow_duration_index

This instance is a narrower concept derived from duration

This instance quantifies the process flowing

This instance has the dimensions T.

This instance has the property quantification index

flow_length

This instance is a narrower concept derived from length

This instance quantifies the process flowing

This instance has the dimensions L.

flow_speed

This instance is a narrower concept derived from linear_speed

This instance quantifies the process flowing

This instance has the dimensions L T^-1.

flow_width

This instance is a narrower concept derived from width

This instance quantifies the process flowing

This instance has the dimensions L.

fluorescence

flux_richardson_number

This instance has the property type dimensionless_number

foppl-von-karman_number

This instance has a related Wikipedia page. Short extract:
The Föppl–von Kármán equations, named after August Föppl and Theodore von Kármán, are a set of nonlinear partial differential equations describing the large deflections of thin flat plates. With applications ranging from the design of submarine hulls to the mechanical properties of cell wall, the equations are notoriously difficult to solve, and take the following form: ( 1 ) E h 3 12 ( 1 − ν 2 ) ∇ 4 w − h ∂ ∂ x β ( σ α β ∂ w ∂ x α ) = P ( 2 ) ∂ σ α β ∂ x β = 0 {\displaystyle {\begin{aligned}(1)\qquad &{\frac {Eh^{3}}{12(1-\nu ^{2})}}\nabla ^{4}w-h{\frac {\partial }{\partial x_{\beta }}}\left(\sigma _{\alpha \beta }{\frac {\partial w}{\partial x_{\alpha }}}\right)=P\\(2)\qquad &{\frac {\partial \sigma _{\alpha \beta }}{\partial x_{\beta }}}=0\end{aligned}}} where E is the Young's modulus of the plate material (assumed homogeneous and isotropic), υ is the Poisson's ratio, h is the thickness of the plate, w is the out–of–plane deflection of the plate, P is the external normal force per unit area of the plate, σαβ is the Cauchy stress tensor, and α, β are indices that take values of 1 and 2 (the two orthogonal in-plane directions).

This instance has the property type dimensionless_number

force

This instance has a related Wikipedia page. Short extract:
In physics, a force is any interaction that, when unopposed, will change the motion of an object. A force can cause an object with mass to change its velocity (which includes to begin moving from a state of rest), i.e., to accelerate.

This instance has the dimensions L M T^-2.

force_term

This instance has the dimensions L^-2 M T^-2.

This instance has the property role term

forecast_of_fifteen-day_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator forecast_of_fifteen-day_time_integral

This instance contains the applied operator:

forecast_of_five-day_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator forecast_of_five-day_time_integral

This instance contains the applied operator:

forecast_of_ten-day_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator forecast_of_ten-day_time_integral

This instance contains the applied operator:

formation_enthalpy

This instance has a related Wikipedia page. Short extract:
The standard enthalpy of formation or standard heat of formation of a compound is the change of enthalpy during the formation of 1 mole of the substance from its constituent elements, with all substances in their standard states. The standard pressure value p⦵ = 105 Pa (= 100 kPa = 1 bar) is recommended by IUPAC, although prior to 1982 the value 1.00 atm (101.325 kPa) was used.

This instance is a narrower concept derived from enthalpy

This instance quantifies the process formation

This instance has the dimensions L^2 M T^-2.

formazin_nephelometric_turbidity

This instance is a narrower concept derived from turbidity

fourier_number

This instance has a related Wikipedia page. Short extract:
In physics and engineering, the Fourier number (Fo) or Fourier modulus, named after Joseph Fourier, is a dimensionless number that characterizes transient heat conduction. Conceptually, it is the ratio of diffusive or conductive transport rate to the quantity storage rate, where the quantity may be either heat (thermal energy) or matter (particles).

This instance has the property type dimensionless_number

freeboard_height

This instance is a narrower concept derived from height

This instance has the dimensions L.

freeze_depth

Alternative labels for this instance are frost_depth, frost_line.

This instance has a related Wikipedia page. Short extract:
The frost line—also known as frost depth or freezing depth—is most commonly the depth to which the groundwater in soil is expected to freeze. The frost depth depends on the climatic conditions of an area, the heat transfer properties of the soil and adjacent materials, and on nearby heat sources.

This instance is a narrower concept derived from depth

This instance quantifies the process freezing

This instance has the dimensions L.

freezing-point_temperature

Alternative labels for this instance are freezing-point.

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

frequency

fresnel_number

This instance has a related Wikipedia page. Short extract:
The Fresnel number (F), named after the physicist Augustin-Jean Fresnel, is a dimensionless number occurring in optics, in particular in scalar diffraction theory. For an electromagnetic wave passing through an aperture and hitting a screen, the Fresnel number F is defined as F = a 2 L λ {\displaystyle F={\frac {a^{2}}{L\lambda }}} where a {\displaystyle a} is the characteristic size (e.g.

This instance has the property type dimensionless_number

friction_angle

This instance is a narrower concept derived from angle

This instance quantifies the process friction

friction_coefficient

This instance has a related Wikipedia page. Short extract:
Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other. There are several types of friction: Dry friction is a force that opposes the relative lateral motion of two solid surfaces in contact.

This instance quantifies the process friction

This instance has the property role coefficient

friction_factor

This instance quantifies the process friction

This instance has the property role factor

friction_head

This instance is a narrower concept derived from head

This instance has the dimensions L.

frictional_conduction_heat_energy_flux

This instance is a narrower concept derived from:

This instance has the attribute frictional

This instance quantifies the process conduction

This instance has the dimensions M T^-3.

frost-point_temperature

Alternative labels for this instance are frost-point.

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

froude_number

This instance has a related Wikipedia page. Short extract:
In continuum mechanics, the Froude number (Fr) is a dimensionless number defined as the ratio of the flow inertia to the external field (the latter in many applications simply due to gravity). Named after William Froude (;), the Froude number is based on the speed–length ratio which he defined as: F r = u 0 g 0 l 0 {\displaystyle \mathrm {Fr} ={\frac {u_{0}}{\sqrt {g_{0}l_{0}}}}} where u0 is a characteristic flow velocity, g0 is in general a characteristic external field, and l0 is a characteristic length.

This instance has the property type dimensionless_number

fugacity

This instance has a related Wikipedia page. Short extract:
In chemical thermodynamics, the fugacity of a real gas is an effective partial pressure which replaces the mechanical partial pressure in an accurate computation of the chemical equilibrium constant. It is equal to the pressure of an ideal gas which has the same temperature and molar Gibbs free energy as the real gas.Fugacities are determined experimentally or estimated from various models such as a Van der Waals gas that are closer to reality than an ideal gas.

This instance has the dimensions L^-1 M T^-2.

fusion_enthalpy

This instance has a related Wikipedia page. Short extract:
The enthalpy of fusion of a substance, also known as (latent) heat of fusion, is the change in its enthalpy resulting from providing energy, typically heat, to a specific quantity of the substance to change its state from a solid to a liquid, at constant pressure. For example, when melting 1 kg of ice (at 0 °C under a wide range of pressures), 333.55 kJ of energy is absorbed with no temperature change.

This instance is a narrower concept derived from enthalpy

This instance quantifies the process fusion

This instance has the dimensions L^2 M T^-2.

g1_s_coordinate

This instance is a narrower concept derived from:

g2_s_coordinate

This instance is a narrower concept derived from:

gain_ratio

This instance has a related Wikipedia page. Short extract:
Bicycle gearing is the aspect of a bicycle drivetrain that determines the relation between the cadence, the rate at which the rider pedals, and the rate at which the drive wheel turns. On some bicycles there is only one gear and, therefore, the gear ratio is fixed, but most modern bicycles have multiple gears and thus multiple gear ratios.

galilei_number

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, the Galilei number (Ga), sometimes also referred to as Galileo number (see discussion), is a dimensionless number named after Italian scientist Galileo Galilei (1564-1642). It may be regarded as proportional to gravity forces divided by viscous forces.

This instance has the property type dimensionless_number

gas_constant_ratio

gaussian_curvature

This instance is a narrower concept derived from curvature

This instance has the dimensions L^-1.

gender

geocentric_latitude

This instance is a narrower concept derived from latitude

This instance has the attribute geocentric

geodetic_latitude

This instance is a narrower concept derived from latitude

This instance has the attribute geodetic

geologic_time_average_of_precipitation_volume_flux

This instance has the dimensions L T^-1.

This variable contains the attribute geologic

This instance is derived from precipitation_volume_flux

This instance has the applied operator geologic_time_average

geometric_albedo

This instance is a narrower concept derived from albedo

This instance has the attribute geometric

geopotential_height

This instance is a narrower concept derived from height

This instance has the attribute geopotential

This instance has the dimensions L.

geospatial_flood_depth_exceedance_index

This instance has the property quantification index

geothermal_conduction_heat_energy_flux

This instance is a narrower concept derived from:

This instance has the attribute geothermal

This instance quantifies the process conduction

This instance has the dimensions M T^-3.

geothermal_heat_energy_flux

This instance is a narrower concept derived from energy_flux

This instance has the attribute geothermal

This instance has the dimensions M T^-3.

gibbs_free_energy

This instance is a narrower concept derived from energy

This instance has the dimensions L^2 M T^-2.

glen-law_coefficient

This instance has the property role coefficient

glen-law_exponent

This instance has the property role exponent

globe_time_average_of_precipitation_volume_flux

This instance has the dimensions L T^-1.

This variable contains the attribute global

This instance is derived from precipitation_volume_flux

This instance has the applied operator globe_time_average

golden-ratio_constant

This instance has a related Wikipedia page. Short extract:
In mathematics, two quantities are in the golden ratio if their ratio is the same as the ratio of their sum to the larger of the two quantities. The figure on the right illustrates the geometric relationship.

This instance has the property role constant

googol_constant

This instance has a related Wikipedia page. Short extract:
A googol is the large number 10100. In decimal notation, it is written as the digit 1 followed by one hundred zeroes: 10,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000.

This instance has the property role constant

gortler_number

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, Görtler vortices are secondary flows that appear in a boundary layer flow along a concave wall. If the boundary layer is thin compared to the radius of curvature of the wall, the pressure remains constant across the boundary layer.

This instance has the property type dimensionless_number

gradient_of_pressure

This instance has the dimensions L^-2 M T^-2.

This instance is derived from pressure

This instance has the applied operator gradient

gradient_richardson_number

This instance has the property type dimensionless_number

graetz_number

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, the Graetz number (Gz) is a dimensionless number that characterizes laminar flow in a conduit. The number is defined as: G z = D H L R e P r {\displaystyle \mathrm {Gz} ={D_{H} \over L}\mathrm {Re} \,\mathrm {Pr} } where DH is the diameter in round tubes or hydraulic diameter in arbitrary cross-section ducts L is the length Re is the Reynolds number and Pr is the Prandtl number.This number is useful in determining the thermally developing flow entrance length in ducts.

This instance has the property type dimensionless_number

grashof_number

This instance has a related Wikipedia page. Short extract:
The Grashof number (Gr) is a dimensionless number in fluid dynamics and heat transfer which approximates the ratio of the buoyancy to viscous force acting on a fluid. It frequently arises in the study of situations involving natural convection and is analogous to the Reynolds number.

This instance has the property type dimensionless_number

gravitational-coupling_constant

This instance has a related Wikipedia page. Short extract:
In physics, a gravitational coupling constant is a constant characterizing the gravitational attraction between a given pair of elementary particles. The electron mass is typically used, and the associated constant typically denoted αG. It is a dimensionless quantity, with the result that its numerical value does not vary with the choice of units of measurement, only with the choice of particle.

This instance has the property role constant

gravitational_acceleration

This instance has a related Wikipedia page. Short extract:
In physics, gravitational acceleration is the acceleration on an object caused by the force of gravitation. Neglecting friction such as air resistance, all bodies accelerate in a gravitational field at the same rate relative to the center of mass.

This instance is a narrower concept derived from acceleration

This instance has the attribute gravitational

This instance has the dimensions L T^-2.

green-ampt_capillary_length

This instance is a narrower concept derived from:

This instance has the dimensions L.

gross_activity-per-mass_radioactivity

This instance is a narrower concept derived from:

This instance has the dimensions M^-1 T^-1.

gross_activity-per-volume_radioactivity

This instance is a narrower concept derived from:

This instance has the dimensions L^-3 T^-1.

gross_decomposition_mass-per-area_mineralization_density

This instance is a narrower concept derived from:

This instance quantifies the process:

This instance has the dimensions L^-2 M.

gross_mass-per-area_immobilization_density

This instance is a narrower concept derived from:

This instance quantifies the process immobilization

This instance has the dimensions L^-2 M.

gross_mass-per-mass_radioactivity

This instance is a narrower concept derived from:

This instance has the dimensions T^-1.

gross_mass_immobilization_rate

This instance is a narrower concept derived from:

This instance quantifies the process immobilization

This instance has the dimensions M T^-1.

gross_mass_mineralization_rate

This instance is a narrower concept derived from:

This instance quantifies the process mineralization

This instance has the dimensions M T^-1.

group-speed-to-phase-speed_ratio

group_speed

This instance is a narrower concept derived from linear_speed

This instance has the dimensions L T^-1.

group_velocity

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

gutenberg-richter-law_a_parameter

This instance has the property role parameter

gutenberg-richter-law_b_parameter

This instance has the property role parameter

h_love_number

This instance has a related Wikipedia page. Short extract:
The Love numbers h, k, and l are dimensionless parameters that measure the rigidity of a planetary body and the susceptibility of its shape to change in response to a tidal potential. In 1911 (some authors have 1906) Augustus Edward Hough Love introduced the values h and k which characterize the overall elastic response of the Earth to the tides.

This instance has the property type dimensionless_number

hack-law_coefficient

This instance has the property role coefficient

hack-law_exponent

This instance has the property role exponent

hagen_number

This instance has a related Wikipedia page. Short extract:
The Hagen number (Hg) is a dimensionless number used in forced flow calculations. It is the forced flow equivalent of the Grashof number and was named after the German hydraulic engineer G. H. L. Hagen.

This instance has the property type dimensionless_number

half_of_fanning_friction_factor

This instance is derived from fanning_friction_factor

This instance has the applied operator half

hardness

hartree_energy_constant

This instance has a related Wikipedia page. Short extract:
The hartree (symbol: Eh or Ha), also known as the Hartree energy, is the unit of energy in the Hartree atomic units system, named after the British physicist Douglas Hartree. It is defined as 2R∞hc, where R∞ is the Rydberg constant, h is the Planck constant and c is the speed of light.

This instance has the dimensions L^2 M T^-2.

This instance has the property role constant

harvest_mass-per-area_yield

This instance is a narrower concept derived from:

This instance quantifies the process harvest

This instance has the dimensions L^-3 M.

hatta_number

This instance has a related Wikipedia page. Short extract:
The Hatta number (Ha) was developed by Shirôji Hatta, who taught at Tohoku University. It is a dimensionless parameter that compares the rate of reaction in a liquid film to the rate of diffusion through the film.

This instance has the property type dimensionless_number

hausdorff_dimension

This instance has a related Wikipedia page. Short extract:
In mathematics, Hausdorff dimension (a.k.a. fractal dimension) is a measure of roughness and/or chaos that was first introduced in 1918 by mathematician Felix Hausdorff.

This instance has the property role dimension

havnes_parameter

This instance has the property role parameter

This instance has the dimensions L.

head_reference_depth

This instance is a narrower concept derived from depth

This instance has the attribute reference

This instance has the dimensions L.

hearing_frequency

This instance is a narrower concept derived from temporal_frequency

This instance quantifies the process hearing

This instance has the dimensions T^-1.

heat

This instance has a related Wikipedia page. Short extract:
In thermodynamics, heat is energy in transfer to or from a thermodynamic system, by mechanisms other than thermodynamic work or transfer of matter. The mechanisms include conduction, through direct contact of immobile bodies, or through a wall or barrier that is impermeable to matter; or radiation between separated bodies; or isochoric mechanical work done by the surroundings on the system of interest; or Joule heating by an electric current driven through the system of interest by an external system; or a combination of these.

This instance is a narrower concept derived from energy

This instance has the dimensions L^2 M T^-2.

heat-content_temperature

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

heat_aerodynamic_conductance

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

heat_capacity

Alternative labels for this instance are thermal_capacity.

This instance has a related Wikipedia page. Short extract:
Heat capacity or thermal capacity is a physical property of matter, defined as the amount of heat to be supplied to a given mass of a material to produce a unit change in its temperature.The SI unit of heat capacity is joule per kelvin (J/K). Heat capacity is an extensive property.

This instance is a narrower concept derived from capacity

This instance has the dimensions L^2 M O^-1 T^-2.

heat_capacity_ratio

heat_energy_flux

Alternative labels for this instance are heat_flow_rate_intensity, heat_flux, heat_flux_density, thermal_flux.

This instance has a related Wikipedia page. Short extract:
Heat flux or thermal flux, sometimes also referred to as heat flux density, heat-flow density or heat flow rate intensity is a flow of energy per unit of area per unit of time. In SI its units are watts per square metre (W⋅m−2).

This instance is a narrower concept derived from energy_flux

This instance has the dimensions M T^-3.

heat_roughness_length

This instance is a narrower concept derived from:

This instance has the dimensions L.

heat_transfer_coefficient

This instance has a related Wikipedia page. Short extract:
The heat transfer coefficient or film coefficient, or film effectiveness, in thermodynamics and in mechanics is the proportionality constant between the heat flux and the thermodynamic driving force for the flow of heat (i.e., the temperature difference, ΔT): The overall heat transfer rate for combined modes is usually expressed in terms of an overall conductance or heat transfer coefficient, U. In that case, the heat transfer rate is: Q ˙ = h A ( T 2 − T 1 ) {\displaystyle {\dot {Q}}=hA(T_{2}-T_{1})} where: A {\displaystyle A} : surface area where the heat transfer takes place, m2 T 2 {\displaystyle T_{2}} : temperature of the surrounding fluid, K T 1 {\displaystyle T_{1}} : temperature of the solid surface, K.The general definition of the heat transfer coefficient is: h = q Δ T {\displaystyle h={\frac {q}{\Delta T}}} where: q: heat flux, W/m2; i.e., thermal power per unit area, q = d Q ˙ {\displaystyle {\dot {Q}}} /dA h: heat transfer coefficient, W/(m2•K) ΔT: difference in temperature between the solid surface and surrounding fluid area, KIt is used in calculating the heat transfer, typically by convection or phase transition between a fluid and a solid. The heat transfer coefficient has SI units in watts per squared meter kelvin: W/(m2K).

This instance has the dimensions M O^-1 T^-3.

This instance has the property role coefficient

height

This instance has a related Wikipedia page. Short extract:
Height is measure of vertical distance, either vertical extent (how "tall" something or someone is) or vertical position (how "high" a point is). For example, "The height of that building is 50 m" or "The height of an airplane is about 10,000 m".

This instance has the dimensions L.

height-to-depth_ratio

height_flood_index

This instance quantifies the process flood

This instance has the property quantification index

herschel-bulkley_coefficient

This instance has the property role coefficient

herschel-bulkley_exponent

This instance has the property role exponent

hooke-law_coefficient

This instance has the property role coefficient

horizontal_anisotropy_factor

This instance is a narrower concept derived from:

This instance has the attribute horizontal

This instance has the property role factor

horizontal_diffusivity

This instance is a narrower concept derived from diffusivity

This instance has the dimensions L^2 T^-1.

horizontal_distance

This instance is a narrower concept derived from distance

This instance has the attribute horizontal

This instance has the dimensions L.

horizontal_hydraulic_conductivity

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

horizontal_saturated_hydraulic_conductivity

This instance is a narrower concept derived from:

This instance has the attribute horizontal

This instance has the dimensions L T^-1.

horizontal_thermal_diffusivity

This instance is a narrower concept derived from:

This instance has the attribute horizontal

This instance has the dimensions L^2 T^-1.

This variable contains the attribute thermal

horizontal_transmissivity

This instance is a narrower concept derived from transmissivity

This instance has the dimensions L^2 T^-1.

horizontal_turbulent_kinetic_energy_diffusivity

This instance is a narrower concept derived from:

This instance has the attribute horizontal

This instance has the dimensions L^2 T^-1.

This variable contains the attribute:

horton-strahler_order

Alternative labels for this instance are horton-strahler_number, strahler_number.

This instance has a related Wikipedia page. Short extract:
In mathematics, the Strahler number or Horton–Strahler number of a mathematical tree is a numerical measure of its branching complexity. These numbers were first developed in hydrology by Robert E. Horton (1945) and Arthur Newell Strahler (1952, 1957); in this application, they are referred to as the Strahler stream order and are used to define stream size based on a hierarchy of tributaries.

This instance has the property type order

horton_bifurcation_ratio

hydration_enthalpy

This instance has a related Wikipedia page. Short extract:
Hydration energy (also hydration enthalpy) is the amount of energy released when one mole of ions undergo hydration. Hydration energy is one component in the quantitative analysis of solvation.

This instance is a narrower concept derived from enthalpy

This instance quantifies the process hydration

This instance has the dimensions L^2 M T^-2.

hydraulic_conductance

This instance has the dimensions L^2 T^-1.

hydraulic_conductivity

This instance has a related Wikipedia page. Short extract:
Hydraulic conductivity, symbolically represented as K {\displaystyle K} , is a property of vascular plants, soils and rocks, that describes the ease with which a fluid (usually water) can move through pore spaces or fractures. It depends on the intrinsic permeability of the material, the degree of saturation, and on the density and viscosity of the fluid.

This instance is a narrower concept derived from conductivity

This instance has the dimensions L T^-1.

relative_hydraulic_conductivity

This instance has the attribute relative

hydraulic_geometry_depth-vs-discharge_coefficient

This instance is a narrower concept derived from depth-vs-discharge_coefficient

This instance has the property role coefficient

hydraulic_geometry_depth-vs-discharge_exponent

This instance is a narrower concept derived from depth-vs-discharge_exponent

This instance has the property role exponent

hydraulic_geometry_depth-vs-half-width_exponent

This instance is a narrower concept derived from depth-vs-half-width_exponent

This instance has the property role exponent

hydraulic_geometry_slope-vs-discharge_coefficient

This instance is a narrower concept derived from slope-vs-discharge_coefficient

This instance has the property role coefficient

hydraulic_geometry_slope-vs-discharge_exponent

This instance is a narrower concept derived from slope-vs-discharge_exponent

This instance has the property role exponent

hydraulic_geometry_speed-vs-discharge_coefficient

This instance is a narrower concept derived from speed-vs-discharge_coefficient

This instance has the property role coefficient

hydraulic_geometry_speed-vs-discharge_exponent

This instance is a narrower concept derived from speed-vs-discharge_exponent

This instance has the property role exponent

hydraulic_geometry_width-vs-discharge_coefficient

This instance is a narrower concept derived from width-vs-discharge_coefficient

This instance has the property role coefficient

hydraulic_geometry_width-vs-discharge_exponent

This instance is a narrower concept derived from width-vs-discharge_exponent

This instance has the property role exponent

hydraulic_head

This instance is a narrower concept derived from head

This instance has the dimensions L.

hydraulic_radius

This instance is a narrower concept derived from:

This instance has the attribute hydraulic

This instance has the dimensions L.

hydraulic_roughness

This instance is a narrower concept derived from roughness

relative_hydraulic_roughness

This instance has the attribute relative

hydrobasins_identification_code

This instance is a narrower concept derived from identification

This instance has the property quantification code

hydrogenation_enthalpy

This instance is a narrower concept derived from enthalpy

This instance quantifies the process hydrogenation

This instance has the dimensions L^2 M T^-2.

hydrophilicity

hydrophobicity

hygroscopic_pressure_head

This instance is a narrower concept derived from:

This instance has the attribute hygroscopic

This instance has the dimensions L.

hygroscopic_volume_fraction

This instance is a narrower concept derived from volume_fraction

ideal_angle

This instance is a narrower concept derived from angle

This instance has the attribute ideal

ideal_gas_constant

This instance has the property role constant

identification

identification_number

This instance is a narrower concept derived from identification

immersed_weight

This instance is a narrower concept derived from weight

This instance has the attribute immersed

This instance has the dimensions L M T^-2.

immiscibility

impact_depth

This instance is a narrower concept derived from depth

This instance quantifies the process impaction

This instance has the dimensions L.

impact_force

This instance is a narrower concept derived from force

This instance quantifies the process impaction

This instance has the dimensions L M T^-2.

impact_impulse

This instance is a narrower concept derived from impulse

This instance quantifies the process impaction

This instance has the dimensions L M T^-1.

impact_time

This instance is a narrower concept derived from time

This instance quantifies the process impaction

This instance has the dimensions T.

impact_velocity

This instance is a narrower concept derived from:

This instance quantifies the process impaction

This instance has the dimensions L T^-1.

impedance

This instance has a related Wikipedia page. Short extract:
Impedance is the complex-valued generalization of resistance.

impulse

This instance has a related Wikipedia page. Short extract:
In classical mechanics, impulse (symbolized by J or Imp) is the integral of a force, F, over the time interval, t, for which it acts. Since force is a vector quantity, impulse is also a vector in the same direction.

This instance has the dimensions L M T^-1.

in-vivo_fluorescence

This instance is a narrower concept derived from fluorescence

inability

inadequacy

incidence

This instance has a related Wikipedia page. Short extract:
Incidence in epidemiology is a measure of the probability of occurrence of a given medical condition in a population within a specified period of time. Although sometimes loosely expressed simply as the number of new cases during some time period, it is better expressed as a proportion or a rate with a denominator.

incidence_angle

This instance is a narrower concept derived from angle

incident_energy_flux

This instance is a narrower concept derived from energy_flux

This instance has the attribute incident

This instance has the dimensions M T^-3.

inclination_angle

This instance is a narrower concept derived from angle

income

incoming_latent_heat_energy_flux

This instance is a narrower concept derived from:

This instance has the attribute incoming

This instance has the dimensions M T^-3.

incoming_sensible_heat_energy_flux

This instance is a narrower concept derived from:

This instance has the attribute:

This instance has the dimensions M T^-3.

This variable contains the attribute sensible

increment_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator increment

increment_of_pressure

This instance has the dimensions L^-1 M T^-2.

This instance is derived from pressure

This instance has the applied operator increment

increment_of_temperature

This instance has the dimensions O.

This instance is derived from temperature

This instance has the applied operator increment

incubation_period

This instance is a narrower concept derived from period

This instance quantifies the process incubation

indentation_hardness

This instance has a related Wikipedia page. Short extract:
Indentation hardness tests are used in mechanical engineering to determine the hardness of a material to deformation. Several such tests exist, wherein the examined material is indented until an impression is formed; these tests can be performed on a macroscopic or microscopic scale.

This instance is a narrower concept derived from:

independence

This instance has a related Wikipedia page. Short extract:
Independence is a condition of a person, nation, country, or state in which its residents and population, or some portion thereof, exercise self-government, and usually sovereignty, over the territory. The opposite of independence is the status of a dependent territory.

index

This instance has a related Wikipedia page. Short extract:
In statistics and research design, an index is a composite statistic – a measure of changes in a representative group of individual data points, or in other words, a compound measure that aggregates multiple indicators. Indexes summarize and rank specific observations.Much data in the field of social sciences is represented in various indices such as Gender Gap Index, Human Development Index or the Dow Jones Industrial Average.

inelastic_skeletal_storage_coefficient

This instance is a narrower concept derived from:

This instance has the attribute inelastic

This instance has the property role coefficient

inertia

This instance has a related Wikipedia page. Short extract:
Inertia is the resistance of any physical object to any change in its velocity. This includes changes to the object's speed, or direction of motion.

infiltration_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process infiltration

This instance has the dimensions L^-2 M T^-1.

infiltration_ponding_depth

This instance is a narrower concept derived from depth

This instance quantifies the process:

This instance has the dimensions L.

infiltration_ponding_time

This instance is a narrower concept derived from time

This instance quantifies the process:

This instance has the dimensions T.

infiltration_rate

This instance has a related Wikipedia page. Short extract:
Infiltration is the process by which water on the ground surface enters the soil. It is commonly used in both hydrology and soil sciences.

This instance quantifies the process infiltration

This instance has the dimensions L T^-1.

infiltration_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process infiltration

This instance has the dimensions L T^-1.

inflation_pressure

This instance is a narrower concept derived from pressure

This instance quantifies the process inflation

This instance has the dimensions L^-1 M T^-2.

inhibition

initial_altitude

This instance is a narrower concept derived from altitude

This instance has the attribute initial

This instance has the dimensions L.

initial_angular_momentum

This instance is a narrower concept derived from:

This instance has the attribute initial

This instance has the dimensions L^2 M T^-1.

initial_compaction_volume-per-area_density

This instance is a narrower concept derived from:

This instance quantifies the process compaction

This instance has the dimensions L.

initial_depth

This instance is a narrower concept derived from depth

This instance has the attribute initial

This instance has the dimensions L.

initial_elevation

This instance is a narrower concept derived from elevation

This instance has the attribute initial

This instance has the dimensions L.

initial_head

This instance is a narrower concept derived from head

This instance has the dimensions L.

initial_hydraulic_conductivity

Alternative labels for this instance are initial.

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

initial_latitude

This instance is a narrower concept derived from latitude

This instance has the attribute initial

initial_length

This instance is a narrower concept derived from length

This instance has the attribute initial

This instance has the dimensions L.

initial_leq_depth

This instance is a narrower concept derived from depth

This instance has the attribute initial

This instance has the dimensions L.

initial_longitude

This instance is a narrower concept derived from longitude

This instance has the attribute initial

initial_mass

This instance is a narrower concept derived from mass

This instance has the dimensions M.

initial_mean_depth

This instance is a narrower concept derived from depth

This instance has the attribute initial

This instance has the dimensions L.

initial_normalized_volume_fraction

This instance is a narrower concept derived from:

initial_preconsolidation_head

This instance is a narrower concept derived from:

This instance quantifies the process preconsolidation

This instance has the dimensions L.

initial_speed

This instance is a narrower concept derived from linear_speed

This instance has the dimensions L T^-1.

initial_thickness

This instance is a narrower concept derived from thickness

This instance has the attribute initial

This instance has the dimensions L.

initial_time_step

This instance is a narrower concept derived from time_step

This instance has the attribute initial

This instance has the dimensions T.

initial_velocity

This instance is a narrower concept derived from:

This instance has the attribute initial

This instance has the dimensions L T^-1.

initial_volume

This instance is a narrower concept derived from volume

This instance has the attribute initial

This instance has the dimensions L^3.

initial_volume_fraction

This instance is a narrower concept derived from volume_fraction

insecurity

insolubility

instantaneous_precipitation_volume_flux

This instance is a narrower concept derived from:

This instance quantifies the process precipitation

This instance has the dimensions L T^-1.

instantaneous_storage_volume

This instance is a narrower concept derived from:

This instance has the dimensions L^3.

This variable contains the attribute storage

instantaneous_volume_flow_rate

Alternative labels for this instance are discharge, volume_velocity, volumetric_flow_rate.

This instance has a related Wikipedia page. Short extract:
In physics and engineering, in particular fluid dynamics and hydrometry, the volumetric flow rate (also known as volume flow rate, rate of fluid flow or volume velocity) is the volume of fluid which passes per unit time; usually represented by the symbol Q (sometimes V̇). The SI unit is m3/s (cubic metres per second).

This instance is a narrower concept derived from:

This instance has the attribute instantaneous

This instance quantifies the process flowing

This instance has the dimensions L^3 T^-1.

insufficiency

intensity

This instance has a related Wikipedia page. Short extract:
Intensity may refer to:

interception_capacity

This instance has a related Wikipedia page. Short extract:
Interception refers to precipitation that does not reach the soil, but is instead intercepted by the leaves, branches of plants and the forest floor. It occurs in the canopy (i.e.

This instance is a narrower concept derived from capacity

This instance quantifies the process interception

This instance has the dimensions L^3 T^-1.

interception_energy_flux_fraction

This instance is a narrower concept derived from energy_flux_fraction

This instance quantifies the process interception

interception_storage_factor

This instance quantifies the process interception

This instance has the property role factor

interception_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process interception

This instance has the dimensions L T^-1.

interfacial_hydraulic_conductance

This instance is a narrower concept derived from hydraulic_conductance

This instance has the dimensions L^2 T^-1.

internal_code_index

This instance has the property quantification index

internal_energy

This instance has a related Wikipedia page. Short extract:
In thermodynamics, the internal energy of a system is the energy contained within the system. It is the energy necessary to create or prepare the system in any given state, but does not include the kinetic energy of motion of the system as a whole, nor the potential energy of the system as a whole due to external force fields which includes the energy of displacement of the system's surroundings.

This instance is a narrower concept derived from energy

This instance has the attribute internal

This instance has the dimensions L^2 M T^-2.

interoception

This instance has a related Wikipedia page. Short extract:
Interoception is contemporarily defined as the sense of the internal state of the body. This can be both conscious and non-conscious.

intrinsic_angular_frequency

This instance is a narrower concept derived from angular_frequency

This instance has the attribute intrinsic

This instance has the dimensions T^-1.

inverse_of_electrical_conductivity

Alternative labels for this instance are electrical_resistivity, specific_conductance.

This instance has the dimensions L^3 M T^-3 I^-2.

This instance is derived from electrical_conductivity

This instance has the applied operator inverse

inverse_of_flattening_ratio

This instance is derived from flattening_ratio

This instance has the applied operator inverse

inverse_of_velocity

This instance has the dimensions L^-1 T.

This instance is derived from linear_velocity

This instance has the applied operator inverse

ionic_conductivity

This instance has a related Wikipedia page. Short extract:
Ionic conductivity (denoted by λ) is a measure of a substance's tendency towards ionic conduction. This involves the movement of an ion from one site to another through defects in the crystal lattice of a solid or aqueous solution.

This instance is a narrower concept derived from conductivity

This instance has the dimensions L^-3 M^-1 T^3 I^2.

ionization

iribarren_number

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, the Iribarren number or Iribarren parameter – also known as the surf similarity parameter and breaker parameter – is a dimensionless parameter used to model several effects of (breaking) surface gravity waves on beaches and coastal structures. The parameter is named after the Spanish engineer Ramón Iribarren Cavanillas (1900–1967), who introduced it to describe the occurrence of wave breaking on sloping beaches.For instance, the Iribarren number is used to describe breaking wave types on beaches; or wave run-up on – and reflection by – beaches, breakwaters and dikes.

This instance has the property type dimensionless_number

irrigation_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process irrigation

This instance has the dimensions L T^-1.

isentropic_compressibility

This instance is a narrower concept derived from compressibility

This instance has the attribute isentropic

This instance has the dimensions L M^-1 T^2.

isobaric_heat_capacity

This instance is a narrower concept derived from:

This instance has the attribute isobaric

This instance has the dimensions L^2 M O^-1 T^-2.

isobaric_mass-specific_heat_capacity

This instance is a narrower concept derived from:

This instance has the attribute isobaric

This instance has the dimensions L^2 O^-1 T^-2.

isobaric_volume-specific_heat_capacity

This instance is a narrower concept derived from volume-specific_heat_capacity

This instance has the attribute isobaric

This instance has the dimensions L^-1 M O^-1 T^-2.

isochoric_heat_capacity

This instance is a narrower concept derived from:

This instance has the attribute isochoric

This instance has the dimensions L^2 M O^-1 T^-2.

isochoric_mass-specific_heat_capacity

This instance is a narrower concept derived from:

This instance has the attribute isochoric

This instance has the dimensions L^2 O^-1 T^-2.

isochoric_volume-specific_heat_capacity

This instance is a narrower concept derived from volume-specific_heat_capacity

This instance has the attribute isochoric

This instance has the dimensions L^-1 M O^-1 T^-2.

isometric_latitude

This instance is a narrower concept derived from latitude

This instance has the attribute isometric

isothermal_compressibility

This instance is a narrower concept derived from compressibility

This instance has the attribute isothermal

This instance has the dimensions L M^-1 T^2.

isothermal_compressibility_reference_temperature

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

jackson_turbidity

This instance is a narrower concept derived from turbidity

jakob_number

This instance has the property type dimensionless_number

jerk

Alternative labels for this instance are jolt, lurch, surge.

This instance has a related Wikipedia page. Short extract:
In physics, jerk is the rate of change of acceleration; that is, the time derivative of acceleration, and as such the second derivative of velocity, or the third time derivative of position. According to the result of dimensional analysis of jerk, [length/time3], the SI units for its magnitude are m/s3 (or m⋅s−3); this can also be expressed in standard gravity per second (g/s).

This instance has the dimensions L T^-3.

jounce

This instance has a related Wikipedia page. Short extract:
In physics, jounce, also known as snap, is the fourth derivative of the position vector with respect to time, or the rate of change of the jerk with respect to time. Equivalently, it is the second derivative of acceleration or the third derivative of velocity.

This instance has the dimensions L T^-4.

k-t-over-v_number

This instance has a related Wikipedia page. Short extract:
V (named vee ) is the 22nd letter in the modern English alphabet and the ISO basic Latin alphabet.

This instance has the property type dimensionless_number

k_love_number

This instance has a related Wikipedia page. Short extract:
The Love numbers h, k, and l are dimensionless parameters that measure the rigidity of a planetary body and the susceptibility of its shape to change in response to a tidal potential. In 1911 (some authors have 1906) Augustus Edward Hough Love introduced the values h and k which characterize the overall elastic response of the Earth to the tides.

This instance has the property type dimensionless_number

karlovitz_number

This instance has a related Wikipedia page. Short extract:
Béla Karlovitz was a Hungarian physicist who pioneered research into the generation of electricity directly from a body of hot moving gas without any mechanical moving parts. This process is known as magnetohydrodynamic generation or MHD generation for short.

This instance has the property type dimensionless_number

kelley-blue-book_price

This instance is a narrower concept derived from price

keulegan-carpenter_number

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, the Keulegan–Carpenter number, also called the period number, is a dimensionless quantity describing the relative importance of the drag forces over inertia forces for bluff objects in an oscillatory fluid flow. Or similarly, for objects that oscillate in a fluid at rest.

This instance has the property type dimensionless_number

khandelwal_identification_code

This instance is a narrower concept derived from identification

This instance has the property quantification code

khinchin_constant

This instance has a related Wikipedia page. Short extract:
In number theory, Aleksandr Yakovlevich Khinchin proved that for almost all real numbers x, coefficients ai of the continued fraction expansion of x have a finite geometric mean that is independent of the value of x and is known as Khinchin's constant. That is, for x = a 0 + 1 a 1 + 1 a 2 + 1 a 3 + 1 ⋱ {\displaystyle x=a_{0}+{\cfrac {1}{a_{1}+{\cfrac {1}{a_{2}+{\cfrac {1}{a_{3}+{\cfrac {1}{\ddots }}}}}}}}\;} it is almost always true that lim n → ∞ ( a 1 a 2 .

This instance has the property role constant

kinematic_viscosity

This instance has the dimensions L^2 T^-1.

kinetic_energy

This instance has a related Wikipedia page. Short extract:
In physics, the kinetic energy (KE) of an object is the energy that it possesses due to its motion. It is defined as the work needed to accelerate a body of a given mass from rest to its stated velocity.

This instance is a narrower concept derived from energy

This instance has the attribute kinetic

This instance has the dimensions L^2 M T^-2.

kinetic_energy_diffusivity

This instance is a narrower concept derived from:

This instance has the attribute kinetic

This instance has the dimensions L^2 T^-1.

kinetic_friction_coefficient

This instance is a narrower concept derived from friction_coefficient

This instance quantifies the process friction

This instance has the property role coefficient

knudsen_number

This instance has a related Wikipedia page. Short extract:
The Knudsen number (Kn) is a dimensionless number defined as the ratio of the molecular mean free path length to a representative physical length scale. This length scale could be, for example, the radius of a body in a fluid.

This instance has the property type dimensionless_number

kutateladze_number

This instance has the property type dimensionless_number

lame_first_parameter

Alternative labels for this instance are lame_lambda_parameter.

This instance has a related Wikipedia page. Short extract:
In continuum mechanics, the Lamé parameters (also called the Lamé coefficients, Lamé constants or Lamé moduli) are two material-dependent quantities denoted by λ and μ that arise in strain-stress relationships. In general, λ and μ are individually referred to as Lamé's first parameter and Lamé's second parameter, respectively.

This instance has the dimensions L^-1 M T^-2.

This instance has the property role parameter

laplace_number

This instance has a related Wikipedia page. Short extract:
The Laplace number (La), also known as the Suratman number (Su), is a dimensionless number used in the characterization of free surface fluid dynamics. It represents a ratio of surface tension to the momentum-transport (especially dissipation) inside a fluid.

This instance has the property type dimensionless_number

laplacian_of_elevation

This instance has the dimensions L^-1.

This instance is derived from elevation

This instance has the applied operator laplacian

laplacian_term

This instance has the property role term

latent_fusion_mass-specific_heat

This instance is a narrower concept derived from mass-specific_heat

This instance quantifies the process fusion

This instance has the dimensions L^2 T^-2.

latent_fusion_mass-specific_heat_capacity

This instance is a narrower concept derived from:

This instance quantifies the process fusion

This instance has the dimensions L^2 O^-1 T^-2.

latent_fusion_mole-specific_heat

This instance is a narrower concept derived from mole-specific_heat

This instance quantifies the process fusion

This instance has the dimensions L^2 M T^-2 N^-1.

latent_heat_aerodynamic_conductance

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

latent_heat_energy_flux

This instance is a narrower concept derived from:

This instance has the dimensions M T^-3.

latent_heat_transfer_coefficient

This instance is a narrower concept derived from heat_transfer_coefficient

This instance has the dimensions M O^-1 T^-3.

This instance has the property role coefficient

latent_mass-specific_heat

This instance is a narrower concept derived from mass-specific_heat

This instance has the dimensions L^2 T^-2.

latent_mole-specific_heat

This instance is a narrower concept derived from mole-specific_heat

This instance has the dimensions L^2 M T^-2 N^-1.

latent_sublimation_mass-specific_heat

This instance is a narrower concept derived from mass-specific_heat

This instance quantifies the process sublimation

This instance has the dimensions L^2 T^-2.

latent_sublimation_mass-specific_heat_capacity

This instance is a narrower concept derived from:

This instance quantifies the process sublimation

This instance has the dimensions L^2 O^-1 T^-2.

latent_sublimation_mole-specific_heat

This instance is a narrower concept derived from mole-specific_heat

This instance quantifies the process sublimation

This instance has the dimensions L^2 M T^-2 N^-1.

latent_vaporization_mass-specific_heat

This instance is a narrower concept derived from mass-specific_heat

This instance quantifies the process vaporization

This instance has the dimensions L^2 T^-2.

latent_vaporization_mass-specific_heat_capacity

This instance is a narrower concept derived from:

This instance quantifies the process vaporization

This instance has the dimensions L^2 O^-1 T^-2.

latent_vaporization_mole-specific_heat

This instance is a narrower concept derived from mole-specific_heat

This instance quantifies the process vaporization

This instance has the dimensions L^2 M T^-2 N^-1.

lateral_volume_flux

This instance is a narrower concept derived from volume_flux

This instance has the dimensions L T^-1.

latitude

Alternative labels for this instance are north_coordinate.

This instance has a related Wikipedia page. Short extract:
In geography, latitude is a geographic coordinate that specifies the north–south position of a point on the Earth's surface. Latitude is an angle (defined below) which ranges from 0° at the Equator to 90° (North or South) at the poles.

leading_coefficient

This instance has the property role coefficient

leaf-area_index

This instance has a related Wikipedia page. Short extract:
Leaf area index (LAI) is a dimensionless quantity that characterizes plant canopies. It is defined as the one-sided green leaf area per unit ground surface area (LAI = leaf area / ground area, m2 / m2) in broadleaf canopies.

This instance has the property quantification index

leakage_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process leakage

This instance has the dimensions L T^-1.

length

This instance has a related Wikipedia page. Short extract:
Length is a measure of distance. In the International System of Quantities, length is a quantity with dimension distance.

This instance has the dimensions L.

length-per-area_density

This instance is a narrower concept derived from density

This instance has the dimensions L^-1.

leq_depth

This instance is a narrower concept derived from depth

This instance has the dimensions L.

leq_volume_flux

This instance is a narrower concept derived from volume_flux

This instance has the attribute leq

This instance has the dimensions L T^-1.

level

lewis_number

This instance has a related Wikipedia page. Short extract:
The Lewis number (Le) is a dimensionless number defined as the ratio of thermal diffusivity to mass diffusivity. It is used to characterize fluid flows where there is simultaneous heat and mass transfer.

This instance has the property type dimensionless_number

lifetime

Alternative labels for this instance are lifespan.

This instance has a related Wikipedia page. Short extract:
Product lifetime or product lifespan is the time interval from when a product is sold to when it is discarded. It is slightly different from service life because the latter consider only the effective time the product is used.Product lifetime represent an important area of enquiry with regards to product design, the circular economy and sustainable development.

lifetime_travel_distance

This instance is a narrower concept derived from:

This instance quantifies the process travel

This instance has the dimensions L.

lift_coefficient

This instance has a related Wikipedia page. Short extract:
The lift coefficient (CL) is a dimensionless coefficient that relates the lift generated by a lifting body to the fluid density around the body, the fluid velocity and an associated reference area. A lifting body is a foil or a complete foil-bearing body such as a fixed-wing aircraft.

This instance quantifies the process lift

This instance has the property role coefficient

lift_force

This instance is a narrower concept derived from force

This instance quantifies the process lift

This instance has the dimensions L M T^-2.

line-or-genotype_identification_code

This instance is a narrower concept derived from identification

This instance has the property quantification code

momentum

This instance has a related Wikipedia page. Short extract:
In Newtonian mechanics, linear momentum, translational momentum, or simply momentum (pl. momenta) is the product of the mass and velocity of an object.

This instance is a narrower concept derived from momentum

This instance has the dimensions L M T^-1.

speed

This instance has a related Wikipedia page. Short extract:
In everyday use and in kinematics, the speed of an object is the magnitude of its velocity (the rate of change of its position); it is thus a scalar quantity. The average speed of an object in an interval of time is the distance travelled by the object divided by the duration of the interval; the instantaneous speed is the limit of the average speed as the duration of the time interval approaches zero.

This instance has the dimensions L T^-1.

velocity

This instance has a related Wikipedia page. Short extract:
The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time. Velocity is equivalent to a specification of an object's speed and direction of motion (e.g.

This instance is a narrower concept derived from velocity

This instance has the dimensions L T^-1.

velocity_ratio

linear_wavenumber

This instance has a related Wikipedia page. Short extract:
In the physical sciences, the wavenumber (also wave number or repetency) is the spatial frequency of a wave, measured in cycles per unit distance or radians per unit distance. Whereas temporal frequency can be thought of as the number of waves per unit time, wavenumber is the number of waves per unit distance.

This instance is a narrower concept derived from wavenumber

This instance has the dimensions L^-1 I.

liquidity

local_rise_time

This instance is a narrower concept derived from:

This instance quantifies the process rising

This instance has the dimensions T.

lockhart-martinelli_parameter

This instance has a related Wikipedia page. Short extract:
The Lockhart–Martinelli parameter ( χ {\displaystyle \chi } ) is a dimensionless number used in internal two-phase flow calculations. It expresses the liquid fraction of a flowing fluid.

This instance has the property role parameter

log-law_displacement_length

This instance is a narrower concept derived from:

This instance has the dimensions L.

log-law_heat_roughness_length

This instance is a narrower concept derived from:

This instance has the dimensions L.

log-law_roughness_length

This instance is a narrower concept derived from:

This instance has the dimensions L.

log10_of_dynamic_viscosity

This instance is derived from dynamic_viscosity

This instance has the applied operator log10

log10_of_electrical_conductivity

This instance is derived from electrical_conductivity

This instance has the applied operator log10

longitude

Alternative labels for this instance are east_coordinate.

This instance has a related Wikipedia page. Short extract:
Longitude (, AU and UK also ), is a geographic coordinate that specifies the east–west position of a point on the Earth's surface, or the surface of a celestial body. It is an angular measurement, usually expressed in degrees and denoted by the Greek letter lambda (λ).

longwave_energy

This instance is a narrower concept derived from energy

This instance has the dimensions L^2 M T^-2.

loss_of_energy

This instance has the dimensions L^2 M T^-2.

This instance is derived from energy

This instance has the applied operator loss

lower_limit_of_detection_count

This variable contains the attribute lower

This instance is derived from detection_number_count

This instance has the applied operator lower_limit

lower_limit_of_hearing_frequency

This instance has the dimensions T^-1.

This variable contains the attribute lower

This instance is derived from hearing_frequency

This instance has the applied operator lower_limit

lower_limit_of_volume_fraction

This variable contains the attribute lower

This instance is derived from volume_fraction

This instance has the applied operator lower_limit

luminous_efficiency

Alternative labels for this instance are luminous_efficacy.

This instance has a related Wikipedia page. Short extract:
Luminous efficacy is a measure of how well a light source produces visible light. It is the ratio of luminous flux to power, measured in lumens per watt in the International System of Units (SI).

This instance is a narrower concept derived from efficiency

This instance has the dimensions L^-2 M^-1 T^3.

lundquist_number

This instance has a related Wikipedia page. Short extract:
In plasma physics, the Lundquist number (denoted by S {\displaystyle S} ) is a dimensionless ratio which compares the timescale of an Alfvén wave crossing to the timescale of resistive diffusion. It is a special case of the Magnetic Reynolds number when the Alfvén velocity is the typical velocity scale of the system, and is given by S = L v A η , {\displaystyle S={\frac {Lv_{A}}{\eta }},} where L {\displaystyle L} is the typical length scale of the system, η {\displaystyle \eta } is the magnetic diffusivity and v A {\displaystyle v_{A}} is the Alfvén velocity of the plasma.

This instance has the property type dimensionless_number

mach_number

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, the Mach number (M or Ma) (; German: [max]) is a dimensionless quantity representing the ratio of flow velocity past a boundary to the local speed of sound. M = u c , {\displaystyle \mathrm {M} ={\frac {u}{c}},} where: M is the Mach number, u is the local flow velocity with respect to the boundaries (either internal, such as an object immersed in the flow, or external, like a channel), and c is the speed of sound in the medium.By definition, at Mach 1, the local flow velocity u is equal to the speed of sound.

This instance has the property type dimensionless_number

magnetic-b-field

Alternative labels for this instance are magnetic-field, magnetic_flux_density.

This instance has the dimensions M T^-2 I^-1.

This instance has the property type field

magnetic-h-field

Alternative labels for this instance are magnetic-field, magnetic-field_intensity, magnetic-field_strength, magnetizing-field.

This instance has the dimensions L^-1 I.

This instance has the property type field

magnetic-m-field

Alternative labels for this instance are magnetization.

This instance has a related Wikipedia page. Short extract:
In classical electromagnetism, magnetization or magnetic polarization is the vector field that expresses the density of permanent or induced magnetic dipole moments in a magnetic material. The origin of the magnetic moments responsible for magnetization can be either microscopic electric currents resulting from the motion of electrons in atoms, or the spin of the electrons or the nuclei.

This instance has the dimensions L^-1 I.

This instance has the property type field

magnetic_diffusivity

This instance has a related Wikipedia page. Short extract:
The magnetic diffusivity is a parameter in plasma physics which appears in the magnetic Reynolds number. It has SI units of m²/s and is defined as: η = 1 μ 0 σ 0 {\displaystyle \eta ={\frac {1}{\mu _{0}\sigma _{0}}}} ,while in Gaussian units it can be defined as η = c 2 4 π σ 0 {\displaystyle \eta ={\frac {c^{2}}{4\pi \sigma _{0}}}} .In the above, μ 0 {\displaystyle \mu _{0}} is the permeability of free space, c {\displaystyle c} is the speed of light, and σ 0 {\displaystyle \sigma _{0}} is the electrical conductivity of the material in question.

This instance is a narrower concept derived from diffusivity

This instance has the dimensions L^2 T^-1.

magnetic_permeability

This instance has a related Wikipedia page. Short extract:
In electromagnetism, permeability is the measure of the resistance of a material against the formation of a magnetic field, otherwise known as distributed inductance in transmission line theory. Hence, it is the degree of magnetization that a material obtains in response to an applied magnetic field.

This instance is a narrower concept derived from permeability

This instance has the dimensions L M T^-2 I^-2.

magnetic_permeability_constant

This instance has a related Wikipedia page. Short extract:
In electromagnetism, permeability is the measure of the resistance of a material against the formation of a magnetic field, otherwise known as distributed inductance in transmission line theory. Hence, it is the degree of magnetization that a material obtains in response to an applied magnetic field.

This instance has the dimensions L M T^-2 I^-2.

This instance has the property role constant

relative_magnetic_permeability

This instance has the attribute relative

magnetic_reynolds_number

This instance has a related Wikipedia page. Short extract:
The magnetic Reynolds number (Rm) is the magnetic analogue of the Reynolds number, a fundamental dimensionless group that occurs in magnetohydrodynamics. It gives an estimate of the relative effects of advection or induction of a magnetic field by the motion of a conducting medium, often a fluid, to magnetic diffusion.

This instance has the property type dimensionless_number

magnetic_susceptibility

Alternative labels for this instance are volume_magnetic_susceptibility.

This instance has a related Wikipedia page. Short extract:
In electromagnetism, the magnetic susceptibility (Latin: susceptibilis, "receptive"; denoted χ) is a measure of how much a material will become magnetized in an applied magnetic field. Mathematically, it is the ratio of magnetization M (magnetic moment per unit volume) to the applied magnetizing field intensity H. This allows a simple classification of most materials' response to an applied magnetic field into two categories: an alignment with the magnetic field, χ>0, called paramagnetism, or an alignment against the field, χ<0, called diamagnetism.

This instance is a narrower concept derived from susceptibility

magnitude

This instance has a related Wikipedia page. Short extract:
In mathematics, magnitude is the size of a mathematical object, a property which determines whether the object is larger or smaller than other objects of the same kind. More formally, an object's magnitude is the displayed result of an ordering (or ranking) of the class of objects to which it belongs.

magnitude_of_bolus_velocity

This instance has the dimensions L T^-1.

This instance is derived from bolus_velocity

This instance has the applied operator magnitude

magnitude_of_bolus_vorticity

This instance has the dimensions T^-2.

This instance is derived from bolus_vorticity

This instance has the applied operator magnitude

magnitude_of_drag_force

This instance has the dimensions L M T^-2.

This instance is derived from drag_force

This instance has the applied operator magnitude

magnitude_of_gradient_of_absolute_salinity

This instance has the dimensions L^-1.

This instance is derived from absolute_salinity

This instance has the applied operator magnitude_of_gradient

This instance contains the applied operator:

magnitude_of_gradient_of_potential_vorticity

This instance has the dimensions L^-1 T^-2.

This variable contains the attribute potential

This instance is derived from potential_vorticity

This instance has the applied operator magnitude_of_gradient

This instance contains the applied operator:

magnitude_of_gradient_of_pressure

This instance has the dimensions L^-2 M T^-2.

This instance is derived from pressure

This instance has the applied operator magnitude_of_gradient

This instance contains the applied operator:

magnitude_of_gradient_of_static_pressure

This instance has the dimensions L^-2 M T^-2.

This variable contains the attribute static

This instance is derived from static_pressure

This instance has the applied operator magnitude_of_gradient

This instance contains the applied operator:

magnitude_of_gradient_of_temperature

This instance has the dimensions L^-1 O.

This instance is derived from temperature

This instance has the applied operator magnitude_of_gradient

This instance contains the applied operator:

magnitude_of_lift_force

This instance has the dimensions L M T^-2.

This instance is derived from lift_force

This instance has the applied operator magnitude

magnitude_of_momentum

This instance has the dimensions L M T^-1.

This instance is derived from linear_momentum

This instance has the applied operator magnitude

magnitude_of_velocity

This instance has the dimensions L T^-1.

This instance is derived from linear_velocity

This instance has the applied operator magnitude

magnitude_of_seismic_moment

This instance has the dimensions L^2 M T^-2.

This instance is derived from seismic_moment

This instance has the applied operator magnitude

magnitude_of_shear_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from shear_stress

This instance has the applied operator magnitude

magnitude_of_shear_velocity

This instance has the dimensions L T^-1.

This instance is derived from shear_velocity

This instance has the applied operator magnitude

magnitude_of_stokes_drift_velocity

This instance has the dimensions L T^-1.

This instance is derived from stokes_drift_velocity

This instance has the applied operator magnitude

magnitude_of_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from stress

This instance has the applied operator magnitude

magnitude_of_vorticity

This instance has the dimensions T^-2.

This instance is derived from vorticity

This instance has the applied operator magnitude

magnitude_of_z_integral_of_velocity

This instance has the dimensions L^2 T^-1.

This variable contains the attribute z

This instance is derived from linear_velocity

This instance has the applied operator magnitude_of_z_integral

This instance contains the applied operator:

manning-formula_k_parameter

This instance has the property role parameter

manning-formula_n_parameter

This instance has the dimensions L^-0.33 T.

This instance has the property role parameter

manufacture_year

This instance is a narrower concept derived from year

This instance quantifies the process manufacture

marangoni_number

This instance has a related Wikipedia page. Short extract:
The Marangoni number (Ma) is the dimensionless number that balances thermal transport via flow (convection) due to a gradient in surface tension, with thermal diffusion. The number is named after Italian scientist Carlo Marangoni, although its use dates from the 1950s and it was neither discovered nor used by Carlo Marangoni.

This instance has the property type dimensionless_number

markstein_number

This instance has a related Wikipedia page. Short extract:
In combustion engineering and explosion studies, the Markstein number characterizes the effect of local heat release of a propagating flame on variations in the surface topology along the flame and the associated local flame front curvature. The dimensionless Markstein number is defined as: M = L δ L {\displaystyle {\mathcal {M}}={\frac {\mathcal {L}}{\delta _{L}}}} where L {\displaystyle {\mathcal {L}}} is the Markstein length, and δ L {\displaystyle \delta _{L}} is the characteristic laminar flame thickness.

This instance has the property type dimensionless_number

mass

Alternative labels for this instance are intrinsic_mass, invariant_mass, proper_mass, rest_mass.

This instance has a related Wikipedia page. Short extract:
Mass is both a property of a physical body and a measure of its resistance to acceleration (a change in its state of motion) when a net force is applied. An object's mass also determines the strength of its gravitational attraction to other bodies.

This instance has the dimensions M.

mass-flux_contributing_area

This instance is a narrower concept derived from:

This instance has the dimensions L^2.

mass-per-area_accumulation_density

This instance is a narrower concept derived from:

This instance quantifies the process accumulation

This instance has the dimensions L^-2 M.

mass-per-area_addition_density

This instance is a narrower concept derived from:

This instance quantifies the process addition

This instance has the dimensions L^-2 M.

mass-per-area_application_density

This instance is a narrower concept derived from:

This instance quantifies the process application

This instance has the dimensions L^-2 M.

mass-per-area_denitrification_density

This instance is a narrower concept derived from:

This instance quantifies the process denitrification

This instance has the dimensions L^-2 M.

mass-per-area_density

Alternative labels for this instance are areal_density, density_thickness, superficial_density, surface_density.

This instance has a related Wikipedia page. Short extract:
The area density (also known as areal density, surface density, superficial density, areic density, mass thickness, column density, or density thickness) of a two-dimensional object is calculated as the mass per unit area. The SI derived unit is: kilogram per square metre (kg·m−2).

This instance is a narrower concept derived from density

This instance has the dimensions L^-2 M.

mass-per-area_deposition_rate

This instance is a narrower concept derived from mass-per-area_rate

This instance quantifies the process deposition

This instance has the dimensions L^-2 M T^-1.

mass-per-area_emission_density

This instance is a narrower concept derived from:

This instance quantifies the process emission

This instance has the dimensions L^-2 M.

mass-per-area_fixation_density

This instance is a narrower concept derived from:

This instance quantifies the process fixation

This instance has the dimensions L^-2 M.

mass-per-area_immobilization_density

This instance is a narrower concept derived from:

This instance quantifies the process immobilization

This instance has the dimensions L^-2 M.

mass-per-area_mineralization_density

This instance is a narrower concept derived from:

This instance quantifies the process mineralization

This instance has the dimensions L^-2 M.

mass-per-area_nitrification_density

This instance is a narrower concept derived from:

This instance quantifies the process nitrification

This instance has the dimensions L^-2 M.

mass-per-area_production_rate

This instance is a narrower concept derived from mass-per-area_rate

This instance quantifies the process production

This instance has the dimensions L^-2 M T^-1.

mass-per-area_rate

This instance has the dimensions L^-2 M T^-1.

mass-per-area_respiration_rate

This instance is a narrower concept derived from mass-per-area_rate

This instance quantifies the process respiration

This instance has the dimensions L^-2 M T^-1.

mass-per-area_volatilization_density

This instance is a narrower concept derived from:

This instance quantifies the process volatilization

This instance has the dimensions L^-2 M.

mass-per-area_yield

This instance is a narrower concept derived from yield

This instance has the dimensions L^-3 M.

mass-per-mass_radioactivity

This instance is a narrower concept derived from radioactivity

This instance has the dimensions T^-1.

mass-per-time_capacity

This instance is a narrower concept derived from capacity

This instance has the dimensions M T^-1.

mass-per-time_yield

This instance is a narrower concept derived from yield

This instance has the dimensions M T^-1.

mass-per-unit_density

This instance is a narrower concept derived from density

This instance has the dimensions M.

mass-per-volume_alkalinity

This instance is a narrower concept derived from alkalinity

This instance has the dimensions L^-3 M.

mass-per-volume_capacity

This instance is a narrower concept derived from capacity

This instance has the dimensions L^-3 M.

mass-per-volume_demand_rate

This instance is a narrower concept derived from mass-per-volume_rate

This instance quantifies the process demand

This instance has the dimensions L^-3 M T^-1.

mass-per-volume_density

Alternative labels for this instance are volumetric_mass_density.

This instance has a related Wikipedia page. Short extract:
The density (more precisely, the volumetric mass density; also known as specific mass), of a substance is its mass per unit volume. The symbol most often used for density is ρ (the lower case Greek letter rho), although the Latin letter D can also be used.

This instance is a narrower concept derived from density

This instance has the dimensions L^-3 M.

mass-per-volume_radioactivity

This instance is a narrower concept derived from radioactivity

This instance has the dimensions L^-3 M.

mass-per-volume_rate

This instance has the dimensions L^-3 M T^-1.

mass-per-volume_salinity

This instance is a narrower concept derived from salinity

This instance has the dimensions L^-3 M.

mass-per-volume_solubility

This instance has a related Wikipedia page. Short extract:
Solubility is the property of a solid, liquid or gaseous chemical substance called solute to dissolve in a solid, liquid or gaseous solvent. The solubility of a substance fundamentally depends on the physical and chemical properties of the solute and solvent as well as on temperature, pressure and presence of other chemicals (including changes to the pH) of the solution.

This instance is a narrower concept derived from solubility

This instance has the dimensions L^-3 M.

mass-per-volume_turbidity

This instance is a narrower concept derived from turbidity

This instance has the dimensions L^-3 M.

mass-per-width_flow_rate

This instance is a narrower concept derived from mass-per-width_rate

This instance quantifies the process flowing

This instance has the dimensions L^-1 M T^-1.

mass-per-width_rate

This instance has the dimensions L^-1 M T^-1.

mass-specific_enthalpy

This instance has the dimensions L^2 T^-2.

mass-specific_gas_constant

This instance has the dimensions L^2 O^-1 T^-2.

This instance has the property role constant

mass-specific_heat

Alternative labels for this instance are mass-specific_enthalpy.

This instance has the dimensions L^2 T^-2.

mass-specific_heat_capacity

This instance is a narrower concept derived from capacity

This instance has the dimensions L^2 O^-1 T^-2.

mass-to-electric-charge_ratio

This instance has the dimensions M T^-1 I^-1.

mass_addition_rate

This instance is a narrower concept derived from mass_rate

This instance quantifies the process addition

This instance has the dimensions M T^-1.

mass_aerodynamic_conductance

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

mass_concentration

This instance has a related Wikipedia page. Short extract:
In chemistry, the mass concentration ρi (or γi) is defined as the mass of a constituent mi divided by the volume of the mixture V. ρ i = m i V {\displaystyle \rho _{i}={\frac {m_{i}}{V}}} For a pure chemical the mass concentration equals its density (mass divided by volume); thus the mass concentration of a component in a mixture can be called the density of a component in a mixture. This explains the usage of ρ (the lower case Greek letter rho), the symbol most often used for density.

This instance is a narrower concept derived from concentration

This instance has the dimensions L^-3 M.

mass_demand_concentration

This instance is a narrower concept derived from:

This instance quantifies the process demand

This instance has the dimensions L^-3 M.

mass_demand_rate

This instance is a narrower concept derived from mass_rate

This instance quantifies the process demand

This instance has the dimensions M T^-1.

mass_denitrification_rate

This instance is a narrower concept derived from mass_rate

This instance quantifies the process denitrification

This instance has the dimensions M T^-1.

mass_diffusivity

Alternative labels for this instance are diffusion_coefficient.

This instance has a related Wikipedia page. Short extract:
Diffusivity, mass diffusivity or diffusion coefficient is a proportionality constant between the molar flux due to molecular diffusion and the gradient in the concentration of the species (or the driving force for diffusion). Diffusivity is encountered in Fick's law and numerous other equations of physical chemistry.

This instance is a narrower concept derived from diffusivity

This instance has the dimensions L^2 T^-1.

mass_emission_rate

This instance is a narrower concept derived from mass_rate

This instance quantifies the process emission

This instance has the dimensions M T^-1.

mass_flow_rate

This instance has a related Wikipedia page. Short extract:
In physics and engineering, mass flow rate is the mass of a substance which passes per unit of time. Its unit is kilogram per second in SI units, and slug per second or pound per second in US customary units.

This instance is a narrower concept derived from mass_rate

This instance quantifies the process flowing

This instance has the dimensions M T^-1.

mass_flux

This instance has a related Wikipedia page. Short extract:
In physics and engineering, mass flux is the rate of mass flow per unit area, perfectly overlapping with the momentum density, the momentum per unit volume. The common symbols are j, J, q, Q, φ, or Φ (Greek lower or capital Phi), sometimes with subscript m to indicate mass is the flowing quantity.

This instance has the dimensions L^-2 M T^-1.

mass_fraction

mass_immobilization_rate

This instance is a narrower concept derived from mass_rate

This instance quantifies the process immobilization

This instance has the dimensions M T^-1.

mass_leaching_rate

This instance is a narrower concept derived from mass_rate

This instance quantifies the process leaching

This instance has the dimensions M T^-1.

mass_mineralization_rate

This instance is a narrower concept derived from mass_rate

This instance quantifies the process mineralization

This instance has the dimensions M T^-1.

mass_mixing_ratio

This instance is a narrower concept derived from mixing_ratio

mass_nitrification_rate

This instance is a narrower concept derived from mass_rate

This instance quantifies the process nitrification

This instance has the dimensions M T^-1.

mass_number_count

This instance is a narrower concept derived from:

mass_rate

This instance has the dimensions M T^-1.

mass_ratio

mass_respiration_rate

This instance is a narrower concept derived from mass_rate

This instance quantifies the process respiration

This instance has the dimensions M T^-1.

specific_saturation

mass_streamfunction

This instance has the dimensions M T^-1.

This instance has the property type function

mass_transfer_coefficient

This instance has a related Wikipedia page. Short extract:
In engineering, the mass transfer coefficient is a diffusion rate constant that relates the mass transfer rate, mass transfer area, and concentration change as driving force: k c = n ˙ A A Δ c A {\displaystyle k_{c}={\frac {{\dot {n}}_{A}}{A\Delta c_{A}}}} Where: k c {\displaystyle k_{c}} is the mass transfer coefficient [mol/(s·m2)/(mol/m3)], or m/s n ˙ A {\displaystyle {\dot {n}}_{A}} is the mass transfer rate [mol/s] A {\displaystyle A} is the effective mass transfer area [m2] Δ c A {\displaystyle \Delta c_{A}} is the driving force concentration difference [mol/m3].This can be used to quantify the mass transfer between phases, immiscible and partially miscible fluid mixtures (or between a fluid and a porous solid). Quantifying mass transfer allows for design and manufacture of separation process equipment that can meet specified requirements, estimate what will happen in real life situations (chemical spill), etc.

This instance has the dimensions L T^-1.

This instance has the property role coefficient

mass_transport_rate

Alternative labels for this instance are mass_transfer_rate.

This instance has a related Wikipedia page. Short extract:
Mass transfer is the net movement of mass from one location, usually meaning stream, phase, fraction or component, to another. Mass transfer occurs in many processes, such as absorption, evaporation, drying, precipitation, membrane filtration, and distillation.

This instance is a narrower concept derived from mass_rate

This instance quantifies the process transportation

This instance has the dimensions M T^-1.

mass_volatilization_rate

This instance is a narrower concept derived from mass_rate

This instance quantifies the process volatilization

This instance has the dimensions M T^-1.

maturity

max_allowed_time_step

This instance is a narrower concept derived from time_step

This instance has the dimensions T.

max_normal_curvature

This instance is a narrower concept derived from:

This instance has the dimensions L^-1.

max_of_altitude

This instance has the dimensions L.

This instance is derived from altitude

This instance has the applied operator max

max_of_depth

This instance has the dimensions L.

This instance is derived from depth

This instance has the applied operator max

max_of_duration

This instance has the dimensions T.

This instance is derived from duration

This instance has the applied operator max

max_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator max

max_of_speed

This instance has the dimensions L T^-1.

This instance is derived from linear_speed

This instance has the applied operator max

max_of_orbital_speed

This instance has the dimensions L T^-1.

This instance is derived from orbital_speed

This instance has the applied operator max

max_of_output_power

This instance has the dimensions L^2 M T^-3.

This instance is derived from output_power

This instance has the applied operator max

max_of_relative_saturation

This variable contains the attribute relative

This instance is derived from saturation_ratio

This instance has the applied operator max

max_of_saturation_ratio

This variable contains the attribute relative

This instance is derived from saturation_ratio

This instance has the applied operator max

max_of_temperature

This instance has the dimensions O.

This instance is derived from temperature

This instance has the applied operator max

meagerness

mean_curvature

This instance is a narrower concept derived from curvature

This instance has the dimensions L^-1.

mean_depth

This instance is a narrower concept derived from depth

This instance has the dimensions L.

mean_diameter

This instance is a narrower concept derived from diameter

This instance has the dimensions L.

mean_distance

This instance is a narrower concept derived from distance

This instance has the dimensions L.

mean_height

This instance is a narrower concept derived from height

This instance has the dimensions L.

mean_length

This instance is a narrower concept derived from length

This instance has the dimensions L.

mean_mass-per-volume_density

This instance is a narrower concept derived from:

This instance has the dimensions L^-3 M.

mean_of_depth

This instance has the dimensions L.

This instance is derived from depth

This instance has the applied operator mean

mean_of_diameter

This instance has the dimensions L.

This instance is derived from diameter

This instance has the applied operator mean

mean_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator mean

mean_of_height

This instance has the dimensions L.

This instance is derived from height

This instance has the applied operator mean

mean_of_length

This instance has the dimensions L.

This instance is derived from length

This instance has the applied operator mean

mean_of_orbital_speed

This instance has the dimensions L T^-1.

This instance is derived from orbital_speed

This instance has the applied operator mean

mean_of_slope

This instance is derived from slope

This instance has the applied operator mean

mean_of_temperature

This instance has the dimensions O.

This instance is derived from temperature

This instance has the applied operator mean

mean_slope

This instance is a narrower concept derived from slope

mean_speed

This instance is a narrower concept derived from linear_speed

This instance has the dimensions L T^-1.

mean_subsidence_rate

This instance is a narrower concept derived from subsidence_rate

This instance quantifies the process subsidence

This instance has the dimensions L T^-1.

meander_curvature_radius

This instance is a narrower concept derived from:

This instance quantifies the process meandering

This instance has the dimensions L.

meander_migration_rate

This instance quantifies the process:

This instance has the dimensions T^-1.

meander_wavelength

This instance is a narrower concept derived from wavelength

This instance quantifies the process meandering

This instance has the dimensions L.

meander_amplitude

This instance is a narrower concept derived from width

This instance quantifies the process meandering

This instance has the dimensions L.

mechanical_efficiency

This instance has a related Wikipedia page. Short extract:
Mechanical efficiency is a dimensionless number that measures the effectiveness of a machine in transforming the power input to the device to power output. A machine is a mechanical linkage in which force is applied at one point, and the force does work moving a load at another point.

This instance is a narrower concept derived from efficiency

mechanical_hardness

This instance has a related Wikipedia page. Short extract:
Hardness is a measure of the resistance to localized plastic deformation induced by either mechanical indentation or abrasion. Some materials (e.g.

This instance is a narrower concept derived from hardness

mechanical_impedance

This instance has a related Wikipedia page. Short extract:
Mechanical impedance is a measure of how much a structure resists motion when subjected to a harmonic force. It relates forces with velocities acting on a mechanical system.

This instance is a narrower concept derived from impedance

This instance has the dimensions L^-4 M T^-1.

melt_factor

This instance quantifies the process melting

This instance has the property role factor

melt_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process melting

This instance has the dimensions L^-2 M T^-1.

melt_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process melting

This instance has the dimensions L T^-1.

melting-point_temperature

Alternative labels for this instance are melting-point.

This instance has a related Wikipedia page. Short extract:
The melting point (or, rarely, liquefaction point) of a substance is the temperature at which it changes state from solid to liquid. At the melting point the solid and liquid phase exist in equilibrium.

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

metabolizable_energy-per-mass_density

This instance is a narrower concept derived from:

This instance has the dimensions L^2 T^-2.

mid-range_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator mid-range

min_allowed_time_step

This instance is a narrower concept derived from time_step

This instance has the dimensions T.

min_normal_curvature

This instance is a narrower concept derived from:

This instance has the dimensions L^-1.

min_of_distance

This instance has the dimensions L.

This instance is derived from distance

This instance has the applied operator min

min_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator min

min_of_speed

This instance has the dimensions L T^-1.

This instance is derived from linear_speed

This instance has the applied operator min

min_of_orbital_speed

This instance has the dimensions L T^-1.

This instance is derived from orbital_speed

This instance has the applied operator min

min_of_relative_saturation

This variable contains the attribute relative

This instance is derived from saturation_ratio

This instance has the applied operator min

min_of_temperature

This instance has the dimensions O.

This instance is derived from temperature

This instance has the applied operator min

minimum_radius

This instance is a narrower concept derived from:

This instance has the attribute minimum

This instance has the dimensions L.

miscibility

mixing_enthalpy

This instance has a related Wikipedia page. Short extract:
The enthalpy of mixing (or heat of mixing or excess enthalpy) is the enthalpy liberated or absorbed from a substance upon mixing. When a substance or compound is combined with any other substance or compound the enthalpy of mixing is the consequence of the new interactions between the two substances or compounds.

This instance is a narrower concept derived from enthalpy

This instance quantifies the process mixing

This instance has the dimensions L^2 M T^-2.

mixing_ratio

This instance has a related Wikipedia page. Short extract:
In chemistry and physics, the dimensionless mixing ratio is the abundance of one component of a mixture relative to that of all other components. The term can refer either to mole ratio or mass ratio.

mode

modified-mercalli-intensity_scale

This instance has a related Wikipedia page. Short extract:
The Modified Mercalli intensity scale (MM or MMI), descended from Giuseppe Mercalli's Mercalli intensity scale of 1902, is a seismic intensity scale used for measuring the intensity of shaking produced by an earthquake. It measures the effects of an earthquake at a given location, distinguished from the earthquake's inherent force or strength as measured by seismic magnitude scales (such as the "Mw" magnitude usually reported for an earthquake).

This instance has the property quantification scale

modified-omori-law_c_parameter

This instance has the property role parameter

modified-omori-law_k_parameter

This instance has the property role parameter

modified-omori-law_p_parameter

This instance has the property role parameter

modulus

This instance has a related Wikipedia page. Short extract:
Modulus is the diminutive from the Latin word modus meaning measure or manner.

molal_concentration

Alternative labels for this instance are molality.

This instance has a related Wikipedia page. Short extract:
Molality, also called molal concentration, is a measure of the concentration of a solute in a solution in terms of amount of substance in a specified amount of mass of the solvent. This contrasts with the definition of molarity which is based on a specified volume of solution.

This instance is a narrower concept derived from concentration

This instance has the dimensions M^-1.

molar_concentration

Alternative labels for this instance are molarity.

This instance is a narrower concept derived from concentration

This instance has the dimensions L^-3 N.

molar_conductivity

This instance has a related Wikipedia page. Short extract:
Molar conductivity is defined as the conductivity of an electrolyte solution divided by the molar concentration of electrolyte.

This instance is a narrower concept derived from conductivity

This instance has the dimensions M^-1 T^3 I^2 N^-1.

molar_mixing_ratio

This instance is a narrower concept derived from mixing_ratio

mole-specific_gas_constant

This instance has a related Wikipedia page. Short extract:
The gas constant is also known as the molar, universal, or ideal gas constant, denoted by the symbol R or R and is equivalent to the Boltzmann constant, but expressed in units of energy per temperature increment per mole, i.e. the pressure–volume product, rather than energy per temperature increment per particle.

This instance has the dimensions L^2 M O^-1 T^-2 N^-1.

This instance has the property role constant

mole-specific_heat

Alternative labels for this instance are mole-specific_enthalpy.

This instance has the dimensions L^2 M T^-2 N^-1.

mole-specific_heat_capacity

This instance has the dimensions L^2 M O^-1 T^-2 N^-1.

mole_flow_rate

This instance is a narrower concept derived from mole_rate

This instance quantifies the process flowing

This instance has the dimensions T^-1.

mole_flux

This instance has the dimensions L^-2 T^-1 N.

mole_fraction

Alternative labels for this instance are molar_fraction.

This instance has a related Wikipedia page. Short extract:
In chemistry, the mole fraction or molar fraction (xi) is defined as the amount of a constituent (expressed in moles), ni divided by the total amount of all constituents in a mixture (also expressed in moles), ntot: x i = n i n t o t {\displaystyle x_{i}={\frac {n_{i}}{n_{\mathrm {tot} }}}} The sum of all the mole fractions is equal to 1: ∑ i = 1 N n i = n t o t ; ∑ i = 1 N x i = 1 {\displaystyle \sum _{i=1}^{N}n_{i}=n_{\mathrm {tot} };\;\sum _{i=1}^{N}x_{i}=1} The same concept expressed with a denominator of 100 is the mole percent or molar percentage or molar proportion (mol%). The mole fraction is also called the amount fraction.

mole_rate

This instance has the dimensions T^-1.

relative_molecular_mass

This instance has a related Wikipedia page. Short extract:
The molecular mass (m) is the mass of a given molecule: it is measured in unified atomic mass units (u or Da). Different molecules of the same compound may have different molecular masses because they contain different isotopes of an element.

This instance is a narrower concept derived from mass_ratio

This instance has the attribute relative

moles

This instance has a related Wikipedia page. Short extract:
The mole (symbol: mol) is the base unit of amount of substance ("number of substance") in the International System of Units or System International (SI), defined as exactly 6.02214076×1023 particles, e.g., atoms, molecules, ions or electrons.The current definition was adopted in November 2018, revising its old definition based on the number of atoms in 12 grams of carbon-12 (12C) (the isotope of carbon with relative atomic mass 12 Da by definition). The number 6.02214076×1023 (the Avogadro number) was chosen so that the mass of one mole of a chemical compound, in grams, is numerically equal (for all practical purposes) to the average mass of one molecule of the compound, in daltons.

This instance has the dimensions N.

moment

This instance has a related Wikipedia page. Short extract:
In physics, a moment is an expression involving the product of a distance and another physical quantity, and in this way it accounts for how the physical quantity is located or arranged. Moments are usually defined with respect to a fixed reference point; they deal with physical quantities as measured at some distance from that reference point.

moment-magnitude_scale

This instance has a related Wikipedia page. Short extract:
The moment magnitude scale (MMS; denoted explicitly with Mw or Mw, and generally implied with use of a single M for magnitude) is a measure of an earthquake's magnitude ("size" or strength) based on its seismic moment (a measure of the "work" done by the earthquake), expressed in terms of the familiar magnitudes of the original "Richter" magnitude scale. Moment magnitude (Mw) is considered the authoritative magnitude scale for ranking earthquakes by size because it is more directly related to the energy of an earthquake, and does not saturate.

This instance has the property quantification scale

moment_energy

This instance is a narrower concept derived from energy

This instance has the dimensions L^2 M T^-2.

momentum

momentum_aerodynamic_conductance

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

momentum_diffusivity

This instance is a narrower concept derived from diffusivity

This instance has the dimensions L^2 T^-1.

momentum_flow_rate

This instance quantifies the process flowing

This instance has the dimensions L M T^-2.

momentum_flux

This instance has the dimensions L^-1 M T^-2.

momentum_transfer_coefficient

This instance has the property role coefficient

month-specific_anomaly_of_first_dekad_one-day_mean_of_temperature

This instance has the dimensions O.

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator month-specific_anomaly_of_first_dekad_one-day_mean

This instance contains the applied operator:

month-specific_anomaly_of_one-month_one-day_mean_of_temperature

This instance has the dimensions O.

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator month-specific_anomaly_of_one-month_one-day_mean

This instance contains the applied operator:

month-specific_anomaly_of_second_dekad_one-day_mean_of_temperature

This instance has the dimensions O.

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator month-specific_anomaly_of_second_dekad_one-day_mean

This instance contains the applied operator:

month-specific_anomaly_of_temperature

This instance has the dimensions O.

This instance is derived from temperature

This instance has the applied operator month-specific_anomaly

month-specific_anomaly_of_third_dekad_one-day_mean_of_temperature

This instance has the dimensions O.

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator month-specific_anomaly_of_third_dekad_one-day_mean

This instance contains the applied operator:

month-specific_anomaly_of_volume_fraction

This instance is derived from volume_fraction

This instance has the applied operator month-specific_anomaly

month-specific_z-score_of_first_dekad_one-day_mean_of_temperature

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator month-specific_z-score_of_first_dekad_one-day_mean

This instance contains the applied operator:

month-specific_z-score_of_one-month_one-day_mean_of_temperature

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator month-specific_z-score_of_one-month_one-day_mean

This instance contains the applied operator:

month-specific_z-score_of_second_dekad_one-day_mean_of_temperature

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator month-specific_z-score_of_second_dekad_one-day_mean

This instance contains the applied operator:

month-specific_z-score_of_third_dekad_one-day_mean_of_temperature

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator month-specific_z-score_of_third_dekad_one-day_mean

This instance contains the applied operator:

mortality

morton_number

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, the Morton number (Mo) is a dimensionless number used together with the Eötvös number or Bond number to characterize the shape of bubbles or drops moving in a surrounding fluid or continuous phase, c. It is named after Rose Morton, who described it with W. L. Haberman in 1953.

This instance has the property type dimensionless_number

most-probable_number_count

This instance has a related Wikipedia page. Short extract:
The most probable number method, otherwise known as the method of Poisson zeroes, is a method of getting quantitative data on concentrations of discrete items from positive/negative (incidence) data. There are many discrete entities that are easily detected but difficult to count.

This instance is a narrower concept derived from:

motor-trend-magazine_safety_rating

This instance is a narrower concept derived from:

This instance has the property quantification rating

msrp_price

Alternative labels for this instance are list_price.

This instance has a related Wikipedia page. Short extract:
The list price, also known as the manufacturer's suggested retail price (MSRP), or the recommended retail price (RRP), or the suggested retail price (SRP), of a product is the price at which the manufacturer recommends that the retailer sell the product. The intention was to help standardize prices among locations.

This instance is a narrower concept derived from price

name

nephelometric_turbidity

This instance is a narrower concept derived from turbidity

net_latent_heat_energy_flux

This instance is a narrower concept derived from:

This instance has the attribute net

This instance has the dimensions M T^-3.

net_mass_mineralization_rate

This instance is a narrower concept derived from:

This instance quantifies the process mineralization

This instance has the dimensions M T^-1.

net_sensible_heat_energy_flux

This instance is a narrower concept derived from:

This instance has the attribute net

This instance has the dimensions M T^-3.

This variable contains the attribute sensible

net_volume_flux

This instance is a narrower concept derived from volume_flux

This instance has the dimensions L T^-1.

network_name

This instance is a narrower concept derived from name

neutral_bulk_heat_transfer_coefficient

This instance is a narrower concept derived from heat_transfer_coefficient

This instance has the dimensions M O^-1 T^-3.

This instance has the property role coefficient

neutral_bulk_latent_heat_transfer_coefficient

This instance is a narrower concept derived from heat_transfer_coefficient

This instance has the dimensions M O^-1 T^-3.

This instance has the property role coefficient

neutral_bulk_mass_transfer_coefficient

This instance is a narrower concept derived from mass_transfer_coefficient

This instance has the dimensions L T^-1.

This instance has the property role coefficient

neutral_bulk_momentum_transfer_coefficient

This instance is a narrower concept derived from momentum_transfer_coefficient

This instance has the property role coefficient

neutral_bulk_sensible_heat_transfer_coefficient

This instance is a narrower concept derived from heat_transfer_coefficient

This instance has the dimensions M O^-1 T^-3.

This instance has the property role coefficient

new_price

This instance is a narrower concept derived from price

This instance has the attribute new

nitrification_mass-per-area_emission_density

This instance is a narrower concept derived from:

This instance quantifies the process:

This instance has the dimensions L^-2 M.

nitrification_mass_emission_rate

This instance is a narrower concept derived from:

This instance quantifies the process:

This instance has the dimensions M T^-1.

noncarbonate_hardness

This instance is a narrower concept derived from hardness

This instance has the dimensions L^-3 M.

nonunique_count-per-hour_rate

This instance is a narrower concept derived from count-per-hour_rate

This instance has the attribute nonunique

normal-vector

This instance has a related Wikipedia page. Short extract:
In geometry, a normal is an object such as a line or vector that is perpendicular to a given object. For example, in two dimensions, the normal line to a curve at a given point is the line perpendicular to the tangent line to the curve at the point.

This instance has the property type vector

normal_component_of_stress

This instance has the dimensions L^-1 M T^-2.

This variable contains the attribute normal

This instance is derived from stress

This instance has the applied operator normal_component

normal_curvature

This instance is a narrower concept derived from curvature

This instance has the dimensions L^-1.

normalized_area-diameter_shape_factor

This instance is a narrower concept derived from shape_factor

This instance has the property role factor

normalized_area-perimeter_shape_factor

This instance is a narrower concept derived from shape_factor

This instance has the property role factor

normalized_diameter-perimeter_shape_factor

This instance is a narrower concept derived from shape_factor

This instance has the property role factor

normalized_distance

This instance is a narrower concept derived from distance

This instance has the attribute normalized

This instance has the dimensions L.

normalized_hydraulic_conductivity

Alternative labels for this instance are normalized.

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

normalized_volume_fraction

This instance is a narrower concept derived from volume_fraction

north_component_of_bolus_velocity

This instance has the dimensions L T^-1.

This variable contains the attribute north

This instance is derived from bolus_velocity

This instance has the applied operator north_component

north_component_of_electric-d-field

This instance has the dimensions L^-2 T I.

This variable contains the attribute north

This instance is derived from electric-d-field

This instance has the applied operator north_component

north_component_of_electric-e-field

This instance has the dimensions L M T^-3 I^-1.

This variable contains the attribute north

This instance is derived from electric-e-field

This instance has the applied operator north_component

north_component_of_electric-p-field

This instance has the dimensions L^-2 T I.

This variable contains the attribute north

This instance is derived from electric-p-field

This instance has the applied operator north_component

north_component_of_momentum

This instance has the dimensions L M T^-1.

This variable contains the attribute north

This instance is derived from linear_momentum

This instance has the applied operator north_component

north_component_of_velocity

This instance has the dimensions L T^-1.

This variable contains the attribute north

This instance is derived from linear_velocity

This instance has the applied operator north_component

north_component_of_magnetic-b-field

This instance has the dimensions M T^-2 I^-1.

This variable contains the attribute north

This instance is derived from magnetic-b-field

This instance has the applied operator north_component

north_component_of_magnetic-h-field

This instance has the dimensions L^-1 I.

This variable contains the attribute north

This instance is derived from magnetic-h-field

This instance has the applied operator north_component

north_component_of_magnetic-m-field

This instance has the dimensions L^-1 I.

This variable contains the attribute north

This instance is derived from magnetic-m-field

This instance has the applied operator north_component

north_component_of_seismic_slip

This variable contains the attribute north

This instance is derived from seismic_slip

This instance has the applied operator north_component

north_component_of_vorticity

This instance has the dimensions T^-2.

This variable contains the attribute north

This instance is derived from vorticity

This instance has the applied operator north_component

north_component_of_z_integral_of_velocity

This instance has the dimensions L^2 T^-1.

This variable contains the attribute:

This instance is derived from linear_velocity

This instance has the applied operator north_component_of_z_integral

This instance contains the applied operator:

north_derivative_of_absolute_salinity

This instance has the dimensions L^-1.

This variable contains the attribute:

This instance is derived from absolute_salinity

This instance has the applied operator north_derivative

north_derivative_of_depth

This variable contains the attribute:

This instance is derived from depth

This instance has the applied operator north_derivative

north_derivative_of_east_component_of_z_integral_of_velocity

This instance has the dimensions L T^-1.

This variable contains the attribute:

This instance is derived from linear_velocity

This instance has the applied operator north_derivative_of_east_component_of_z_integral

This instance contains the applied operator:

north_derivative_of_north_component_of_z_integral_of_velocity

This instance has the dimensions L T^-1.

This variable contains the attribute:

This instance is derived from linear_velocity

This instance has the applied operator north_derivative_of_north_component_of_z_integral

This instance contains the applied operator:

north_derivative_of_potential_vorticity

This instance has the dimensions L^-1 T^-2.

This variable contains the attribute:

This instance is derived from potential_vorticity

This instance has the applied operator north_derivative

north_derivative_of_pressure

This instance has the dimensions L^-2 M T^-2.

This variable contains the attribute:

This instance is derived from pressure

This instance has the applied operator north_derivative

north_derivative_of_pressure_head

This variable contains the attribute:

This instance is derived from pressure_head

This instance has the applied operator north_derivative

north_derivative_of_static_pressure

This instance has the dimensions L^-2 M T^-2.

This variable contains the attribute:

This instance is derived from static_pressure

This instance has the applied operator north_derivative

north_derivative_of_temperature

This instance has the dimensions L^-1 O.

This variable contains the attribute:

This instance is derived from temperature

This instance has the applied operator north_derivative

north_down_component_of_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from stress

This instance has the applied operator north_down_component

north_north_component_of_reynolds_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from reynolds_stress

This instance has the applied operator north_north_component

north_north_component_of_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from stress

This instance has the applied operator north_north_component

north_north_component_of_viscous_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from viscous_stress

This instance has the applied operator north_north_component

north_up_component_of_reynolds_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from reynolds_stress

This instance has the applied operator north_up_component

north_up_component_of_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from stress

This instance has the applied operator north_up_component

north_up_component_of_viscous_stress

This instance has the dimensions L^-1 M T^-2.

This instance is derived from viscous_stress

This instance has the applied operator north_up_component

number

This instance has a related Wikipedia page. Short extract:
A number is a mathematical object used to count, measure, and label. The original examples are the natural numbers 1, 2, 3, 4, and so forth.

number-per-area_density

This instance has a related Wikipedia page. Short extract:
In physics, astronomy, chemistry, biology and geography, number density (symbol: n or ρN) is an intensive quantity used to describe the degree of concentration of countable objects (particles, molecules, phonons, cells, galaxies, etc.) in physical space: three-dimensional volumetric number density, two-dimensional a real number density, or one-dimensional linear number density. Population density is an example of areal number density.

This instance is a narrower concept derived from density

This instance has the dimensions L^-2.

number-per-volume_density

This instance is a narrower concept derived from density

This instance has the dimensions L^-3.

number_capacity

This instance is a narrower concept derived from capacity

number_count

This instance is a narrower concept derived from count

nusselt_number

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, the Nusselt number (Nu) is the ratio of convective to conductive heat transfer at a boundary in a fluid. Convection includes both advection (fluid motion) and diffusion (conduction).

This instance has the property type dimensionless_number

nutation_period

This instance is a narrower concept derived from period

This instance quantifies the process nutation

nutation_rate

This instance has a related Wikipedia page. Short extract:
Nutation (from Latin nūtātiō, "nodding, swaying") is a rocking, swaying, or nodding motion in the axis of rotation of a largely axially symmetric object, such as a gyroscope, planet, or bullet in flight, or as an intended behaviour of a mechanism. In an appropriate reference frame it can be defined as a change in the second Euler angle.

This instance quantifies the process nutation

This instance has the dimensions T^-1.

observation_time

This instance is a narrower concept derived from time

This instance quantifies the process observation

This instance has the dimensions T.

observed_allocated_area

This instance is a narrower concept derived from area

This instance has the dimensions L^2.

observed_angular_frequency

This instance is a narrower concept derived from angular_frequency

This instance has the attribute observed

This instance has the dimensions T^-1.

observed_applied_mass

This instance is a narrower concept derived from:

This instance has the dimensions M.

observed_mass-per-area_yield

This instance is a narrower concept derived from:

This instance has the dimensions L^-3 M.

obukhov_length

This instance is a narrower concept derived from length

This instance has the dimensions L.

odor

odor_severity_code

This instance is a narrower concept derived from severity

This instance has the property quantification code

offset_depth

This instance is a narrower concept derived from depth

This instance has the dimensions L.

ohnesorge_number

This instance has a related Wikipedia page. Short extract:
The Ohnesorge number (Oh) is a dimensionless number that relates the viscous forces to inertial and surface tension forces.

This instance has the property type dimensionless_number

one-day_max_of_temperature

This instance has the dimensions O.

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator one-day_max

one-day_min_of_temperature

This instance has the dimensions O.

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator one-day_min

one-day_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute:

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator one-day_time_integral

one-hour_time_integral_of_energy_flux

This instance has the dimensions M T^-2.

This variable contains the attribute hourly

This instance is derived from energy_flux

This instance has the applied operator one-hour_time_integral

one-hour_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute:

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator one-hour_time_integral

one-month_one-day_mean_of_temperature

This instance has the dimensions O.

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator one-month_one-day_mean

one-month_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute:

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator one-month_time_integral

one-year_average_of_temperature

This instance has the dimensions O.

This variable contains the attribute yearly

This instance is derived from temperature

This instance has the applied operator one-year_average

one-year_change_of_mass

This instance has the dimensions M.

This variable contains the attribute yearly

This instance is derived from mass

This instance has the applied operator one-year_change

one-year_time_integral_of_addition_mass_flux

This instance has the dimensions L^-2 M.

This variable contains the attribute yearly

This instance is derived from addition_mass_flux

This instance has the applied operator one-year_time_integral

one-year_time_integral_of_decomposition_mass_flux

This instance has the dimensions L^-2 M.

This variable contains the attribute yearly

This instance is derived from decomposition_mass_flux

This instance has the applied operator one-year_time_integral

one-year_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute:

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator one-year_time_integral

one-year_time_max_of_leaf-area_index

This variable contains the attribute annual

This instance is derived from leaf-area_index

This instance has the applied operator one-year_time_max

opening_angle

This instance is a narrower concept derived from angle

This instance quantifies the process opening

transparency

This instance has a related Wikipedia page. Short extract:
In the field of optics, transparency (also called pellucidity or diaphaneity) is the physical property of allowing light to pass through the material without being scattered. On a macroscopic scale (one where the dimensions investigated are much larger than the wavelength of the photons in question), the photons can be said to follow Snell's Law.

This instance is a narrower concept derived from transparency

This instance has the dimensions L.

orbital_energy

This instance is a narrower concept derived from energy

This instance has the dimensions L^2 M T^-2.

orbital_period

This instance is a narrower concept derived from period

orbital_speed

This instance has a related Wikipedia page. Short extract:
In gravitationally bound systems, the orbital speed of an astronomical body or object (e.g. planet, moon, artificial satellite, spacecraft, or star) is the speed at which it orbits around either the barycenter or, if the object is or relative to its center of mass.

This instance is a narrower concept derived from linear_speed

This instance has the dimensions L T^-1.

order

This instance has a related Wikipedia page. Short extract:
Order or ORDER or Orders may refer to:

orientation

origin_time

This instance is a narrower concept derived from time

This instance has the dimensions T.

osmotic_pressure

This instance is a narrower concept derived from pressure

This instance has the attribute osmotic

This instance has the dimensions L^-1 M T^-2.

output_power

This instance is a narrower concept derived from power

This instance has the dimensions L^2 M T^-3.

oven-dried_mass_fraction

This instance is a narrower concept derived from mass_fraction

This instance has the attribute oven-dried

oven-dried_pressure_head

This instance is a narrower concept derived from:

This instance has the attribute oven-dried

This instance has the dimensions L.

oxidation-reduction_potential

Alternative labels for this instance are orp, redox_potential.

This instance has a related Wikipedia page. Short extract:
Redox potential (also known as oxidation / reduction potential, ORP, pe, ε, or E h {\displaystyle E_{h}} ) is a measure of the tendency of a chemical species to acquire electrons from or lose electrons to an electrode and thereby be reduced or oxidised, respectively. Redox potential is measured in volts (V), or millivolts (mV).

This instance is a narrower concept derived from potential

This instance has the dimensions L^2 M T^-3 I^-1.

partial_pressure

This instance is a narrower concept derived from pressure

This instance has the attribute partial

This instance has the dimensions L^-1 M T^-2.

partition_coefficient

Alternative labels for this instance are distribution_coefficient.

This instance has a related Wikipedia page. Short extract:
In the physical sciences, a partition coefficient (P) or distribution coefficient (D) is the ratio of concentrations of a compound in a mixture of two immiscible solvents at equilibrium. This ratio is therefore a comparison of the solubilities of the solute in these two liquids.

This instance has the property role coefficient

paucity

peak_time_of_altitude

This instance has the dimensions T.

This variable contains the attribute peak

This instance is derived from altitude

This instance has the applied operator peak_time

peak_time_of_depth

This instance has the dimensions T.

This variable contains the attribute peak

This instance is derived from depth

This instance has the applied operator peak_time

peak_time_of_volume_flow_rate

This instance has the dimensions T.

This variable contains the attribute peak

This instance is derived from volume_flow_rate

This instance has the applied operator peak_time

peak_time_of_volume_flux

This instance has the dimensions T.

This variable contains the attribute peak

This instance is derived from volume_flux

This instance has the applied operator peak_time

peclet_number

This instance has a related Wikipedia page. Short extract:
The Péclet number (Pe) is a class of dimensionless numbers relevant in the study of transport phenomena in a continuum. It is named after the French physicist Jean Claude Eugène Péclet.

This instance has the property type dimensionless_number

peel_number

This instance has the property type dimensionless_number

penman-monteith_reference_evapotranspiration_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process evapotranspiration

This instance has the dimensions L T^-1.

per-mil_ratio

per-time_radioactivity

This instance has a related Wikipedia page. Short extract:
Radioactive decay (also known as nuclear decay, radioactivity, radioactive disintegration or nuclear disintegration) is the process by which an unstable atomic nucleus loses energy (in terms of mass in its rest frame) by radiation, such as an alpha particle, beta particle with neutrino or only a neutrino in the case of electron capture, or a gamma ray or electron in the case of internal conversion. A material containing unstable nuclei is considered radioactive.

This instance is a narrower concept derived from radioactivity

This instance has the dimensions T^-1.

per-volume_alkalinity

This instance has a related Wikipedia page. Short extract:
Alkalinity (from Arabic "al-qalī") is the capacity of water to resist changes in pH that would make the water more acidic. (It should not be confused with basicity which is an absolute measurement on the pH scale.) Alkalinity is the strength of a buffer solution composed of weak acids and their conjugate bases.

This instance is a narrower concept derived from alkalinity

This instance has the dimensions L^-3.

per-wavelength_emittance

This instance is a narrower concept derived from emittance

This instance has the dimensions L^-1 M T^-3.

perimeter

This instance has a related Wikipedia page. Short extract:
A perimeter is a path that encompasses/surrounds a two-dimensional shape. The term may be used either for the path, or its length—in one dimension.

This instance has the dimensions L.

period

This instance has a related Wikipedia page. Short extract:
Period may refer to:

This instance is a narrower concept derived from period

periodicity

permeability

This instance has a related Wikipedia page. Short extract:
Permeability, permeable, and semipermeable may refer to:

permittivity

permittivity_constant

This instance has a related Wikipedia page. Short extract:
The physical constant ε0 (pronounced as "epsilon nought" or "epsilon zero"), commonly called the vacuum permittivity, permittivity of free space or electric constant or the distributed capacitance of the vacuum, is an ideal, (baseline) physical constant, which is the value of the absolute dielectric permittivity of classical vacuum. It has the CODATA value (as of 2018) ε0 = 8.8541878128(13)×10−12 F⋅m−1 (farads per metre), with a relative uncertainty of 1.5×10−10.It is the capability of the vacuum to permit electric field lines.

This instance has the dimensions L^-3 M^-1 T^4 I^2.

This instance has the property role constant

relative_permittivity

Alternative labels for this instance are dielectric_constant.

This instance has a related Wikipedia page. Short extract:
The relative permittivity of a material is its (absolute) permittivity expressed as a ratio relative to the vacuum permittivity. Permittivity is a material property that affects the Coulomb force between two point charges in the material.

This instance has the attribute relative

This instance has the dimensions dimensionless.

persistence

perveance

This instance has a related Wikipedia page. Short extract:
Perveance is a notion used in the description of charged particle beams. The value of perveance indicates how significant the space charge effect is on the beam’s motion.

pfafstetter_code

This instance has the property quantification code

ph

This instance has a related Wikipedia page. Short extract:
pH is a measure of acidity or alkalinity.

phase

phase_angle

This instance is a narrower concept derived from angle

phase_speed

This instance is a narrower concept derived from linear_speed

This instance has the dimensions L T^-1.

phase_velocity

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

phenological_stage

This instance has the property quantification stage

phi_coordinate

This instance is a narrower concept derived from coordinate

philip_sorptivity

This instance is a narrower concept derived from sorptivity

This instance has the dimensions L T^-0.5.

physical_state

This instance is a narrower concept derived from state

This instance has the attribute physical

pi_constant

This instance has a related Wikipedia page. Short extract:
The number π () is a mathematical constant. Originally defined as the ratio of a circle's circumference to its diameter, it now has various equivalent definitions and appears in many formulas in all areas of mathematics and physics.

This instance has the property role constant

pierce_parameter

This instance has the property role parameter

planck_constant

This instance has a related Wikipedia page. Short extract:
The Planck constant, or Planck's constant, denoted h {\displaystyle h} is a physical constant that is the quantum of electromagnetic action, which relates the energy carried by a photon to its frequency. A photon's energy is equal to its frequency multiplied by the Planck constant.

This instance has the dimensions L^2 M T^-1.

This instance has the property role constant

planck_electric-charge_constant

This instance has a related Wikipedia page. Short extract:
In physics, the Planck charge, denoted by q P {\displaystyle q_{\text{P}}} , is one of the base units in the system of natural units called Planck units. It is a quantity of electric charge defined in terms of fundamental physical constants.

This instance has the dimensions T I.

This instance has the property role constant

planck_length_constant

This instance has a related Wikipedia page. Short extract:
In physics, the Planck length, denoted ℓP, is a unit of length that is the distance light travels in one unit of Planck time. It is equal to 1.616255(18)×10−35 m.

This instance has the dimensions L.

This instance has the property role constant

planck_mass_constant

This instance has a related Wikipedia page. Short extract:
In physics, the Planck mass, denoted by mP, is the unit of mass in the system of natural units known as Planck units. It is approximately 21 micrograms.

This instance has the dimensions M.

This instance has the property role constant

planck_temperature_constant

This instance has a related Wikipedia page. Short extract:
Planck temperature, denoted by TP, is the unit of temperature in the system of natural units known as Planck units. It serves as the defining unit of the Planck temperature scale.

This instance has the dimensions O.

This instance has the property role constant

planck_time_constant

This instance has a related Wikipedia page. Short extract:
In quantum mechanics, the Planck time (tP) is the unit of time in the system of natural units known as Planck units. A Planck time unit is the time required for light to travel a distance of 1 Planck length in a vacuum, which is a time interval of approximately 5.39 × 10−44 s.

This instance has the dimensions T.

This instance has the property role constant

planting_count-per-area_density_fraction

This instance quantifies the process planting

planting_date

This instance quantifies the process planting

This instance has the property quantification date

planting_depth

This instance is a narrower concept derived from depth

This instance quantifies the process planting

This instance has the dimensions L.

planting_end_time

This instance is a narrower concept derived from:

This instance quantifies the process planting

This instance has the dimensions T.

planting_or_sowing_date

This instance quantifies the process:

This instance has the property quantification date

planting_separation_distance

This instance is a narrower concept derived from:

This instance has the dimensions L.

planting_start_time

This instance is a narrower concept derived from:

This instance quantifies the process planting

This instance has the dimensions T.

plasma-physics_beta_constant

This instance has a related Wikipedia page. Short extract:
The beta of a plasma, symbolized by β, is the ratio of the plasma pressure (p = n kB T) to the magnetic pressure (pmag = B²/2μ0). The term is commonly used in studies of the Sun and Earth's magnetic field, and in the field of fusion power designs.

This instance has the property role constant

plasticity

plate_count_concentration

This instance is a narrower concept derived from:

This instance has the dimensions L^-3.

platinum-cobalt_scale

This instance has the property quantification scale

poisson_ratio

This instance has a related Wikipedia page. Short extract:
Poisson's ratio, denoted by the Greek letter ν {\displaystyle \nu } (nu), and named after the French mathematician and physicist Siméon Poisson, is the negative of the ratio of (signed) transverse strain to (signed) axial strain. For small values of these changes, ν {\displaystyle \nu } is the amount of transversal expansion divided by the amount of axial compression.

polar_radius

This instance is a narrower concept derived from:

This instance has the attribute polar

This instance has the dimensions L.

porosity

Alternative labels for this instance are void_fraction.

This instance has a related Wikipedia page. Short extract:
Porosity or void fraction is a measure of the void (i.e. "empty") spaces in a material, and is a fraction of the volume of voids over the total volume, between 0 and 1, or as a percentage between 0% and 100%.

This instance is a narrower concept derived from volume_fraction

postal_code

This instance has a related Wikipedia page. Short extract:
A postal code (also known locally in various English-speaking countries throughout the world as a postcode, post code, PIN or ZIP Code) is a series of letters or digits or both, sometimes including spaces or punctuation, included in a postal address for the purpose of sorting mail. In February 2005, 117 of the 190 member countries of the Universal Postal Union had postal code systems.

This instance has the property quantification code

potential

potential_energy

This instance is a narrower concept derived from energy

This instance has the attribute potential

This instance has the dimensions L^2 M T^-2.

potential_evaporation_energy_flux

This instance is a narrower concept derived from:

This instance has the attribute potential

This instance quantifies the process evaporation

This instance has the dimensions M T^-3.

potential_evaporation_volume_flux

This instance is a narrower concept derived from:

This instance quantifies the process evaporation

This instance has the dimensions L T^-1.

potential_evapotranspiration_volume_flux

This instance is a narrower concept derived from:

This instance quantifies the process evapotranspiration

This instance has the dimensions L T^-1.

potential_infiltration_volume_flux

This instance is a narrower concept derived from:

This instance quantifies the process infiltration

This instance has the dimensions L T^-1.

potential_range_distance

This instance is a narrower concept derived from:

This instance has the attribute potential

This instance has the dimensions L.

potential_temperature

Alternative labels for this instance are potential.

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

potential_transpiration_volume_flux

This instance is a narrower concept derived from:

This instance quantifies the process transpiration

This instance has the dimensions L T^-1.

potential_vorticity

This instance is a narrower concept derived from vorticity

This instance has the attribute potential

This instance has the dimensions T^-2.

power

This instance has a related Wikipedia page. Short extract:
In physics, power is the rate of doing work or of transferring heat, i.e. the amount of energy transferred or converted per unit time.

This instance has the dimensions L^2 M T^-3.

power-law-fluid_reference_viscosity

This instance is a narrower concept derived from:

This instance has the attribute reference

This instance has the dimensions L^-1 M T^-1.

power-law-fluid_viscosity

This instance is a narrower concept derived from dynamic_viscosity

This instance has the dimensions L^-1 M T^-1.

power-law-fluid_viscosity_activation_energy

This instance is a narrower concept derived from:

This instance has the dimensions L^2 M T^-2.

power-law-fluid_viscosity_exponent

This instance has the property role exponent

power-law-fluid_viscosity_reference_temperature

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

power-per-area_density

This instance is a narrower concept derived from density

This instance has the dimensions M T^-3.

power-per-length_density

This instance is a narrower concept derived from density

This instance has the dimensions L M T^-3.

power-per-volume_density

This instance is a narrower concept derived from density

This instance has the dimensions L^-1 M T^-3.

power-to-weight_ratio

This instance is derived from:

This instance has the applied operator ratio

power_factor

This instance has a related Wikipedia page. Short extract:
In electrical engineering, the power factor of an AC electrical power system is defined as the ratio of the real power absorbed by the load to the apparent power flowing in the circuit, and is a dimensionless number in the closed interval of −1 to 1. A power factor of less than one indicates the voltage and current are not in phase, reducing the average product of the two.

This instance has the property role factor

power_number

This instance has a related Wikipedia page. Short extract:
For Newton number, see also Kissing number in the sphere packing problem. The power number Np (also known as Newton number) is a commonly used dimensionless number relating the resistance force to the inertia force.

This instance has the property type dimensionless_number

practical-salinity-scale_salinity

This instance is a narrower concept derived from salinity

This instance has the property quantification scale

prandtl_number

This instance has a related Wikipedia page. Short extract:
The Prandtl number (Pr) or Prandtl group is a dimensionless number, named after the German physicist Ludwig Prandtl, defined as the ratio of momentum diffusivity to thermal diffusivity. That is, the Prandtl number is given as: P r = ν α = momentum diffusivity thermal diffusivity = μ / ρ k / ( c p ρ ) = c p μ k {\displaystyle \mathrm {Pr} ={\frac {\nu }{\alpha }}={\frac {\mbox{momentum diffusivity}}{\mbox{thermal diffusivity}}}={\frac {\mu /\rho }{k/(c_{p}\rho )}}={\frac {c_{p}\mu }{k}}} where: ν {\displaystyle \nu } : momentum diffusivity (kinematic viscosity), ν = μ / ρ {\displaystyle \nu =\mu /\rho } , (SI units: m2/s) α {\displaystyle \alpha } : thermal diffusivity, α = k / ( ρ c p ) {\displaystyle \alpha =k/(\rho c_{p})} , (SI units: m2/s) μ {\displaystyle \mu } : dynamic viscosity, (SI units: Pa s = N s/m2) k {\displaystyle k} : thermal conductivity, (SI units: W/m-K) c p {\displaystyle c_{p}} : specific heat, (SI units: J/kg-K) ρ {\displaystyle \rho } : density, (SI units: kg/m3).Note that whereas the Reynolds number and Grashof number are subscripted with a length scale variable, the Prandtl number contains no such length scale in its definition and is dependent only on the fluid and the fluid state.

This instance has the property type dimensionless_number

prater_number

This instance has the property type dimensionless_number

precession_period

This instance is a narrower concept derived from period

This instance quantifies the process precession

precession_rate

This instance has a related Wikipedia page. Short extract:
Precession is a change in the orientation of the rotational axis of a rotating body. In an appropriate reference frame it can be defined as a change in the first Euler angle, whereas the third Euler angle defines the rotation itself.

This instance quantifies the process precession

This instance has the dimensions T^-1.

precipitation_duration

This instance is a narrower concept derived from duration

This instance quantifies the process precipitation

This instance has the dimensions T.

precipitation_leq_volume_flux

This instance is a narrower concept derived from:

This instance has the attribute leq

This instance quantifies the process precipitation

This instance has the dimensions L T^-1.

This variable contains the attribute leq

precipitation_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process precipitation

This instance has the dimensions L^-2 M T^-1.

precipitation_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process precipitation

This instance has the dimensions L T^-1.

precise_orbital_speed

This instance is a narrower concept derived from:

This instance has the attribute precise

This instance has the dimensions L T^-1.

precise_speed

This instance is a narrower concept derived from linear_speed

This instance has the dimensions L T^-1.

precise_transverse_speed

This instance is a narrower concept derived from linear_speed

This instance has the attribute precise

This instance has the dimensions L T^-1.

preconsolidation_head

This instance is a narrower concept derived from head

This instance quantifies the process preconsolidation

This instance has the dimensions L.

presence

This instance has the property type boolean

presence_concentration

This instance is a narrower concept derived from concentration

This instance has the dimensions L^-3.

pressure

Alternative labels for this instance are total_pressure.

This instance has a related Wikipedia page. Short extract:
Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed. Gauge pressure (also spelled gage pressure) is the pressure relative to the ambient pressure.

This instance has the dimensions L^-1 M T^-2.

pressure_coefficient

This instance has a related Wikipedia page. Short extract:
The pressure coefficient is a dimensionless number which describes the relative pressures throughout a flow field in fluid dynamics. The pressure coefficient is used in aerodynamics and hydrodynamics.

This instance has the property role coefficient

pressure_gradient_term

This instance has the dimensions L^-2 M.

This instance has the property role term

pressure_head

This instance is a narrower concept derived from head

This instance has the dimensions L.

pressure_head_reference_depth

This instance is a narrower concept derived from depth

This instance has the attribute reference

This instance has the dimensions L.

pressure_lapse_rate

Alternative labels for this instance are vertical_pressure_variation.

This instance has a related Wikipedia page. Short extract:
Vertical pressure variation is the variation in pressure as a function of elevation. Depending on the fluid in question and the context being referred to, it may also vary significantly in dimensions perpendicular to elevation as well, and these variations have relevance in the context of pressure gradient force and its effects.

This instance has the dimensions L^-2 M T^-2.

pressure_melting-point_temperature

This instance is a narrower concept derived from:

This instance has the dimensions O.

pressure_temperature

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

prevalence

price

This instance has a related Wikipedia page. Short extract:
A price is the quantity of payment or compensation given by one party to another in return for one unit of goods or services. A price is influenced by both production costs and demand for the product.

price-per-mass

This instance has the dimensions M^-1.

price_index

This instance has the property quantification index

priestley-taylor_alpha_coefficient

This instance has the property role coefficient

primary_storage_coefficient

This instance is a narrower concept derived from:

This instance has the attribute primary

This instance has the property role coefficient

probability

angular-frequency-times-time

This instance is derived from:

This instance has the applied operator product

depth-times-slope

This instance is derived from:

This instance has the applied operator product

production_cost-per-area

This instance is a narrower concept derived from cost-per-area

This instance quantifies the process production

This instance has the dimensions L^-2.

production_rate

This instance quantifies the process production

productivity

profit

progradation_rate

This instance has a related Wikipedia page. Short extract:
In sedimentary geology and geomorphology, the term progradation refers to the growth of a river delta farther out into the sea over time. This occurs when the mass balance of sediment into the delta is such that the volume of incoming sediment is greater than the volume of the delta that is lost through subsidence, sea-level rise, and/or erosion.

This instance quantifies the process progradation

This instance has the dimensions L T^-1.

propelling_force

This instance is a narrower concept derived from force

This instance quantifies the process propelling

This instance has the dimensions L M T^-2.

proprioception

This instance has a related Wikipedia page. Short extract:
Proprioception ( PROH-pree-o-SEP-shən) , also referred to as kinaesthesia (or kinesthesia, in American English), is the sense of self-movement and body position. It is sometimes described as the "sixth sense".Proprioception is mediated by proprioceptors, mechanosensory neurons located within muscles, tendons, and joints.

protection_factor

This instance has the property role factor

psychrometric_constant

This instance has a related Wikipedia page. Short extract:
The psychrometric constant γ {\displaystyle \gamma } relates the partial pressure of water in air to the air temperature. This lets one interpolate actual vapor pressure from paired dry and wet thermometer bulb temperature readings.

This instance has the dimensions L^-1 M O^-1 T^-2.

pythagoras_constant

This instance has a related Wikipedia page. Short extract:
The square root of 2, or the (1/2)th power of 2, written in mathematics as √2 or 2​1⁄2, is the positive algebraic number that, when multiplied by itself, gives the number 2. Technically, it is called the principal square root of 2, to distinguish it from the negative number with the same property.

This instance has the property role constant

q_factor

This instance has a related Wikipedia page. Short extract:
In physics and engineering the quality factor or Q factor is a dimensionless parameter that describes how underdamped an oscillator or resonator is. It is defined as the ratio of the peak energy stored in the resonator in a cycle of oscillation to the energy lost per radian of the cycle.

This instance has the property role factor

quality

This instance has a related Wikipedia page. Short extract:
Quality may refer to:

r_coordinate

This instance is a narrower concept derived from coordinate

radiant_emittance

Alternative labels for this instance are radiant_exitance.

This instance has a related Wikipedia page. Short extract:
In radiometry, radiant exitance or radiant emittance is the radiant flux emitted by a surface per unit area, whereas spectral exitance or spectral emittance is the radiant exitance of a surface per unit frequency or wavelength, depending on whether the spectrum is taken as a function of frequency or of wavelength. This is the emitted component of radiosity.

This instance is a narrower concept derived from emittance

This instance has the dimensions M T^-3.

radiant_intensity

This instance has a related Wikipedia page. Short extract:
In radiometry, radiant intensity is the radiant flux emitted, reflected, transmitted or received, per unit solid angle, and spectral intensity is the radiant intensity per unit frequency or wavelength, depending on whether the spectrum is taken as a function of frequency or of wavelength. These are directional quantities.

This instance is a narrower concept derived from intensity

This instance has the dimensions L^2 M T^-3 ^-2.

radiated_seismic_energy

This instance is a narrower concept derived from energy

This instance has the attribute:

This instance has the dimensions L^2 M T^-2.

radiation_stress

This instance has a related Wikipedia page. Short extract:
In fluid dynamics, the radiation stress is the depth-integrated – and thereafter phase-averaged – excess momentum flux caused by the presence of the surface gravity waves, which is exerted on the mean flow. The radiation stresses behave as a second-order tensor.

This instance is a narrower concept derived from stress

This instance has the dimensions L^-1 M T^-2.

radioactivity

radius

This instance has a related Wikipedia page. Short extract:
In classical geometry, a radius of a circle or sphere is any of the line segments from its center to its perimeter, and in more modern usage, it is also their length. The name comes from the Latin radius, meaning ray but also the spoke of a chariot wheel.

This instance is a narrower concept derived from length

This instance has the dimensions L.

rake_angle

This instance is a narrower concept derived from angle

range_distance

This instance is a narrower concept derived from distance

This instance has the dimensions L.

range_of_depth

This instance has the dimensions L.

This instance is derived from depth

This instance has the applied operator range

range_of_diurnal_temperature

This instance has the dimensions O.

This instance is derived from diurnal_temperature

This instance has the applied operator range

range_of_elevation

This instance has the dimensions L.

This instance is derived from elevation

This instance has the applied operator range

range_of_speed

This instance has the dimensions L T^-1.

This instance is derived from linear_speed

This instance has the applied operator range

rayleigh_number

This instance has a related Wikipedia page. Short extract:
In fluid mechanics, the Rayleigh number (Ra) for a fluid is a dimensionless number associated with buoyancy-driven flow, also known as free or natural convection. It characterises the fluid's flow regime: a value in a certain lower range denotes laminar flow; a value in a higher range, turbulent flow.

This instance has the property type dimensionless_number

reaction_distance

This instance is a narrower concept derived from distance

This instance quantifies the process reaction

This instance has the dimensions L.

reaction_enthalpy

This instance has a related Wikipedia page. Short extract:
The standard enthalpy of reaction (denoted ΔHr⦵) is the enthalpy change that occurs in a system when matter is transformed by a given chemical reaction, when all reactants and products are in their standard states. For a generic chemical reaction −vA A + −vB B + ...

This instance is a narrower concept derived from enthalpy

This instance quantifies the process reaction

This instance has the dimensions L^2 M T^-2.

reaction_time

This instance is a narrower concept derived from time

This instance quantifies the process reaction

This instance has the dimensions T.

reaeration_coefficient

This instance quantifies the process reaeration

This instance has the dimensions L^-1.

This instance has the property role coefficient

rebound_hardness

This instance is a narrower concept derived from:

received_price-per-mass

This instance is a narrower concept derived from price-per-mass

This instance has the dimensions M^-1.

recharge_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process recharge

This instance has the dimensions L^-2 M T^-1.

recharge_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process recharge

This instance has the dimensions L T^-1.

rectifying_latitude

This instance is a narrower concept derived from latitude

This instance has the attribute rectifying

reduced_latitude

Alternative labels for this instance are parametric_latitude.

This instance is a narrower concept derived from latitude

This instance has the attribute reduced

reduced_planck_constant

This instance has the property role constant

reduction_of_elevation

This instance is derived from elevation

This instance has the applied operator reduction

reduction_of_transmittance

This instance is derived from transmittance

This instance has the applied operator reduction

reference_depth

This instance is a narrower concept derived from depth

This instance has the attribute reference

This instance has the dimensions L.

reference_depth_pressure_head

This instance is a narrower concept derived from:

This instance has the dimensions L.

reference_depth_temperature

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

reference_evapotranspiration_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process evapotranspiration

This instance has the dimensions L T^-1.

reference_height

This instance is a narrower concept derived from height

This instance has the attribute reference

This instance has the dimensions L.

reference_height_speed

This instance is a narrower concept derived from linear_speed

This instance has the dimensions L T^-1.

reference_pressure

This instance is a narrower concept derived from pressure

This instance has the attribute reference

This instance has the dimensions L^-1 M T^-2.

reference_stomatal_resistance

This instance is a narrower concept derived from:

This instance has the dimensions L^-2 T^-1 N.

reference_temperature

Alternative labels for this instance are reference.

This instance is a narrower concept derived from temperature

This instance has the dimensions O.

reflectance

This instance has a related Wikipedia page. Short extract:
Reflectance of the surface of a material is its effectiveness in reflecting radiant energy. It is the fraction of incident electromagnetic power that is reflected at an interface.

This instance has the dimensions dimensionless.

reflected_energy_flux

This instance is a narrower concept derived from energy_flux

This instance has the attribute reflected

This instance has the dimensions M T^-3.

refraction_angle

This instance is a narrower concept derived from angle

This instance quantifies the process refraction

relative_fluorescence

Alternative labels for this instance are rfu.

This instance has a related Wikipedia page. Short extract:
The terms "relative fluorescence units" (RFU) and "RFU peak" refer to measurements in electrophoresis methods, such as for DNA analysis. A "relative fluorescence unit" is a unit of measurement used in analysis which employs fluorescence detection.

This instance is a narrower concept derived from fluorescence

This instance has the attribute relative

relative_smoothness_ratio

This instance has the attribute relative

relativistic_mass

This instance is a narrower concept derived from mass

This instance has the attribute relativistic

This instance has the dimensions M.

release_energy

This instance is a narrower concept derived from energy

This instance has the dimensions L^2 M T^-2.

repose_angle

This instance is a narrower concept derived from angle

residual_porosity

This instance is a narrower concept derived from:

residual_volume_fraction

This instance is a narrower concept derived from volume_fraction

This instance has the attribute residual

resilience

This instance has a related Wikipedia page. Short extract:
Resilience or resilient may refer to:

resistance

This instance has a related Wikipedia page. Short extract:
Resistance may refer to:

resistivity

This instance has a related Wikipedia page. Short extract:
Electrical resistivity (also called specific electrical resistance or volume resistivity) and its inverse, electrical conductivity, is a fundamental property of a material that quantifies how strongly it resists or conducts electric current. A low resistivity indicates a material that readily allows electric current.

rest_mass

This instance is a narrower concept derived from mass

This instance has the dimensions M.

retreat_rate

This instance quantifies the process retreat

This instance has the dimensions L T^-1.

revenue

reworking_depth

This instance is a narrower concept derived from depth

This instance quantifies the process reworking

This instance has the dimensions L.

reynolds_number

This instance has a related Wikipedia page. Short extract:
The Reynolds number (Re) is the ratio between the inertial forces in a fluid and the viscous forces. A fluid in motion tends to behave as sheets or layers of infinitely small thicknesses (smaller than the wavelength of light) sliding relative to each other.

This instance has the property type dimensionless_number

reynolds_stress

This instance is a narrower concept derived from stress

This instance has the dimensions L^-1 M T^-2.

richardson_number

This instance has a related Wikipedia page. Short extract:
The Richardson number (Ri) is named after Lewis Fry Richardson (1881–1953). It is the dimensionless number that expresses the ratio of the buoyancy term to the flow shear term: R i = buoyancy term flow shear term = g ρ ∂ ρ / ∂ z ( ∂ u / ∂ z ) 2 {\displaystyle \mathrm {Ri} ={\frac {\text{buoyancy term}}{\text{flow shear term}}}={\frac {g}{\rho }}{\frac {\partial \rho /\partial z}{(\partial u/\partial z)^{2}}}} where g {\displaystyle g} is gravity, ρ {\displaystyle \rho } is density, and u {\displaystyle u} is a representative flow speed.

This instance has the property type dimensionless_number

richter-magnitude_scale

This instance has a related Wikipedia page. Short extract:
The Richter scale, also Richter magnitude or Richter magnitude scale, more accurately but informally Richter's magnitude scale, is a seismic magnitude scale developed by Charles F. Richter and presented in his landmark 1935 paper. This was later revised and renamed the Local magnitude scale, denoted as "ML" or "ML".

This instance has the property quantification scale

rise_time

This instance is a narrower concept derived from time

This instance quantifies the process rising

This instance has the dimensions T.

rockwell_scale

This instance has a related Wikipedia page. Short extract:
The Rockwell scale is a hardness scale based on indentation hardness of a material. The Rockwell test measuring the depth of penetration of an indenter under a large load (major load) compared to the penetration made by a preload (minor load).

roll_rotation_rate

This instance is a narrower concept derived from rotation_rate

This instance quantifies the process:

This instance has the dimensions T^-1.

rolling_resistance_coefficient

This instance quantifies the process rolling

This instance has the property role coefficient

roshko_number

This instance has a related Wikipedia page. Short extract:
In fluid mechanics, the Roshko number (Ro) is a dimensionless number describing oscillating flow mechanisms. It is named after the American Professor of Aeronautics Anatol Roshko.

This instance has the property type dimensionless_number

rossby_number

This instance has a related Wikipedia page. Short extract:
The Rossby number (Ro) named for Carl-Gustav Arvid Rossby, is a dimensionless number used in describing fluid flow. The Rossby number is the ratio of inertial force to Coriolis force, terms | v ⋅ ∇ v | ∼ U 2 / L {\displaystyle |\mathbf {v} \cdot \nabla \mathbf {v} |\sim U^{2}/L} and Ω × v ∼ U Ω {\displaystyle \Omega \times \mathbf {v} \sim U\Omega } in the Navier–Stokes equations respectively.

This instance has the property type dimensionless_number

rotation_angle

This instance is a narrower concept derived from angle

This instance quantifies the process rotation

rotation_angular_speed

This instance is a narrower concept derived from angular_speed

This instance quantifies the process rotation

This instance has the dimensions T^-1.

rotation_kinetic_energy

This instance is a narrower concept derived from:

This instance has the attribute kinetic

This instance quantifies the process rotation

This instance has the dimensions L^2 M T^-2.

This variable contains the attribute kinetic

rotation_period

This instance is a narrower concept derived from period

This instance quantifies the process rotation

rotation_rate

This instance quantifies the process rotation

This instance has the dimensions T^-1.

rotation_tillage_year

This instance is a narrower concept derived from year

This instance quantifies the process:

rotational_inertia

Alternative labels for this instance are moment_of_inertia.

This instance has a related Wikipedia page. Short extract:
The moment of inertia, otherwise known as the angular mass or rotational inertia, of a rigid body is a quantity that determines the torque needed for a desired angular acceleration about a rotational axis; similar to how mass determines the force needed for a desired acceleration. It depends on the body's mass distribution and the axis chosen, with larger moments requiring more torque to change the body's rotation rate.

This instance is a narrower concept derived from inertia

This instance has the dimensions L^2 M.

roughness

roughness_length

This instance is a narrower concept derived from length

This instance has the dimensions L.

rouse_number

This instance has a related Wikipedia page. Short extract:
The Rouse number (P or Z) is a non-dimensional number in fluid dynamics which is used to define a concentration profile of suspended sediment and which also determines how sediment will be transported in a flowing fluid. It is a ratio between the sediment fall velocity w s {\displaystyle w_{s}} and the upwards velocity on the grain as a product of the von Kármán constant κ {\displaystyle \kappa } and the shear velocity u ∗ {\displaystyle u_{*}} .

This instance has the property type dimensionless_number

row-major-offset_index

This instance has a related Wikipedia page. Short extract:
In computing, row-major order and column-major order are methods for storing multidimensional arrays in linear storage such as random access memory. The difference between the orders lies in which elements of an array are contiguous in memory.

This instance has the property quantification index

run_time

This instance is a narrower concept derived from time

This instance quantifies the process running

This instance has the dimensions T.

runoff_curve_number

This instance has a related Wikipedia page. Short extract:
The runoff curve number (also called a curve number or simply CN) is an empirical parameter used in hydrology for predicting direct runoff or infiltration from rainfall excess. The curve number method was developed by the USDA Natural Resources Conservation Service, which was formerly called the Soil Conservation Service or SCS — the number is still popularly known as a "SCS runoff curve number" in the literature.

This instance quantifies the process runoff

runoff_mass_flux

This instance is a narrower concept derived from mass_flux

This instance quantifies the process runoff

This instance has the dimensions L^-2 M T^-1.

runoff_volume_flux

This instance is a narrower concept derived from volume_flux

This instance quantifies the process runoff

This instance has the dimensions L T^-1.

rupture_area

This instance is a narrower concept derived from area

This instance quantifies the process rupture

This instance has the dimensions L^2.

rupture_length

This instance is a narrower concept derived from length

This instance has the dimensions L.

rupture_speed

This instance is a narrower concept derived from linear_speed

This instance quantifies the process rupture

This instance has the dimensions L T^-1.

rupture_time

This instance is a narrower concept derived from time

This instance quantifies the process rupture

This instance has the dimensions T.

rupture_width

This instance is a narrower concept derived from width

This instance quantifies the process rupture

This instance has the dimensions L.

rydberg_constant

This instance has a related Wikipedia page. Short extract:
In spectroscopy, the Rydberg constant, symbol R ∞ {\displaystyle R_{\infty }} for heavy atoms or R H {\displaystyle R_{\text{H}}} for hydrogen, named after the Swedish physicist Johannes Rydberg, is a physical constant relating to the electromagnetic spectra of an atom. The constant first arose as an empirical fitting parameter in the Rydberg formula for the hydrogen spectral series, but Niels Bohr later showed that its value could be calculated from more fundamental constants via his Bohr model.

This instance has the dimensions L^-1.

This instance has the property role constant

s_coordinate

This instance is a narrower concept derived from coordinate

safety

safety_rating

This instance is a narrower concept derived from safety

This instance has the property quantification rating

salinity

saturated_adiabatic_temperature_lapse_rate

Alternative labels for this instance are adiabatic, saturated.

This instance is a narrower concept derived from temperature_lapse_rate

This instance has the dimensions L^-1 O.

saturated_hydraulic_conductivity

Alternative labels for this instance are saturated.

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

saturated_partial_pressure

This instance is a narrower concept derived from:

This instance has the attribute saturated

This instance has the dimensions L^-1 M T^-2.

This variable contains the attribute partial

saturated_thickness

This instance is a narrower concept derived from thickness

This instance has the attribute saturated

This instance has the dimensions L.

saturated_volume_fraction

This instance is a narrower concept derived from volume_fraction

This instance has the attribute saturated

saturation

This instance has a related Wikipedia page. Short extract:
Saturation, saturated, unsaturation or unsaturated may refer to:

relative_saturation

Alternative labels for this instance are percent_of_saturation.

This instance has the attribute relative

savings

scalar_potential

This instance has a related Wikipedia page. Short extract:
Scalar potential, simply stated, describes the situation where the difference in the potential energies of an object in two different positions depends only on the positions, not upon the path taken by the object in traveling from one position to the other. It is a scalar field in three-space: a directionless value (scalar) that depends only on its location.

This instance is a narrower concept derived from potential

scarcity

schmidt_number

This instance has a related Wikipedia page. Short extract:
Schmidt number (Sc) is a dimensionless number defined as the ratio of momentum diffusivity (kinematic viscosity) and mass diffusivity, and is used to characterize fluid flows in which there are simultaneous momentum and mass diffusion convection processes. It was named after the German engineer Ernst Heinrich Wilhelm Schmidt (1892–1975).

This instance has the property type dimensionless_number

schwarzchild_radius

This instance is a narrower concept derived from:

This instance has the dimensions L.

scintillation_radioactivity

This instance is a narrower concept derived from:

This instance quantifies the process scintillation

This instance has the dimensions T^-1.

scour_rate

This instance quantifies the process scour

This instance has the dimensions L T^-1.

scratch_hardness

This instance is a narrower concept derived from:

seasonal_production_index

This instance is a narrower concept derived from yield

This instance quantifies the process production

This instance has the property quantification index

seating_capacity

This instance has a related Wikipedia page. Short extract:
Seating capacity is the number of people who can be seated in a specific space, in terms of both the physical space available, and limitations set by law. Seating capacity can be used in the description of anything ranging from an automobile that seats two to a stadium that seats hundreds of thousands of people.

This instance is a narrower concept derived from:

secchi_depth

This instance is a narrower concept derived from depth

This instance has the dimensions L.

second_dekad_one-day_mean_of_temperature

This instance has the dimensions O.

This variable contains the attribute daily

This instance is derived from temperature

This instance has the applied operator second_dekad_one-day_mean

second_dekad_time_integral_of_precipitation_leq_volume_flux

This instance has the dimensions L.

This variable contains the attribute leq

This instance is derived from precipitation_leq_volume_flux

This instance has the applied operator second_dekad_time_integral

second_flattening_ratio

This instance is a narrower concept derived from flattening_ratio

second_invariant_of_deviatoric_plastic_strain

This instance is derived from deviatoric_plastic_strain

This instance has the applied operator second_invariant

second_invariant_of_deviatoric_strain_rate

This instance has the dimensions T^-2.

This instance is derived from deviatoric_strain_rate

This instance has the applied operator second_invariant

second_invariant_of_deviatoric_stress

This instance has the dimensions L^-2 M^2 T^-4.

This instance is derived from deviatoric_stress

This instance has the applied operator second_invariant

second_radiation_constant

This instance has the dimensions L O.

This instance has the property role constant

secondary_storage_coefficient

This instance is a narrower concept derived from:

This instance has the attribute secondary

This instance has the property role coefficient

security

seismic_energy

This instance is a narrower concept derived from energy

This instance has the attribute seismic

This instance has the dimensions L^2 M T^-2.

seismic_moment

This instance has a related Wikipedia page. Short extract:
Seismic moment is a quantity used by seismologists to measure the size of an earthquake. The scalar seismic moment M 0 {\displaystyle M_{0}} is defined by the equation M 0 = μ A D {\displaystyle M_{0}=\mu AD} , where μ {\displaystyle \mu } is the shear modulus of the rocks involved in the earthquake (in pascals (Pa), i.e.

This instance is a narrower concept derived from moment

This instance has the dimensions L^2 M T^-2.

seismic_moment_energy

This instance is a narrower concept derived from:

This instance has the dimensions L^2 M T^-2.

seismic_slip

Alternative labels for this instance are slip_vector.

This instance is a narrower concept derived from slip

This instance has the property type vector

seismic_slip-rake_angle

This instance is a narrower concept derived from angle

This instance has the attribute seismic

This instance quantifies the process slip-rake

seismic_slip_angle

This instance is a narrower concept derived from angle

This instance has the attribute seismic

This instance quantifies the process slipping

seismic_slip_distance

This instance is a narrower concept derived from:

This instance has the attribute seismic

This instance has the dimensions L.

seismic_slip_duration

This instance is a narrower concept derived from:

This instance has the attribute seismic

This instance has the dimensions T.

seismic_slip_speed

This instance is a narrower concept derived from linear_speed

This instance has the dimensions L T^-1.

sensible_heat_aerodynamic_conductance

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

sensible_heat_energy_flux

This instance is a narrower concept derived from energy_flux

This instance has the attribute sensible

This instance has the dimensions M T^-3.

sensible_heat_transfer_coefficient

This instance is a narrower concept derived from heat_transfer_coefficient

This instance has the dimensions M O^-1 T^-3.

This instance has the property role coefficient

separation_distance

Alternative labels for this instance are spacing.

This instance is a narrower concept derived from distance

This instance has the dimensions L.

set_time

This instance is a narrower concept derived from time

This instance quantifies the process setting

This instance has the dimensions T.

settling_speed

This instance is a narrower concept derived from linear_speed

This instance quantifies the process settling

This instance has the dimensions L T^-1.

severity_code

This instance has the property quantification code

shaking_amplitude

This instance is a narrower concept derived from height

This instance quantifies the process shaking

This instance has the dimensions L.

shape_factor

This instance has a related Wikipedia page. Short extract:
The compactness measure of a shape is a numerical quantity representing the degree to which a shape is compact. The meaning of "compact" here is not related to the topological notion of compact space.

This instance has the property role factor

shear_dynamic_viscosity

This instance is a narrower concept derived from dynamic_viscosity

This instance has the dimensions L^-1 M T^-1.

shear_kinematic_viscosity

This instance is a narrower concept derived from kinematic_viscosity

This instance has the dimensions L^2 T^-1.

shear_modulus

This instance has a related Wikipedia page. Short extract:
In materials science, shear modulus or modulus of rigidity, denoted by G, or sometimes S or μ, is defined as the ratio of shear stress to the shear strain: G = d e f τ x y γ x y = F / A Δ x / l = F l A Δ x {\displaystyle G\ {\stackrel {\mathrm {def} }{=}}\ {\frac {\tau _{xy}}{\gamma _{xy}}}={\frac {F/A}{\Delta x/l}}={\frac {Fl}{A\Delta x}}} where τ x y = F / A {\displaystyle \tau _{xy}=F/A\,} = shear stress F {\displaystyle F} is the force which acts A {\displaystyle A} is the area on which the force acts γ x y {\displaystyle \gamma _{xy}} = shear strain. In engineering := Δ x / l = tan ⁡ θ {\displaystyle :=\Delta x/l=\tan \theta } , elsewhere := θ {\displaystyle :=\theta } Δ x {\displaystyle \Delta x} is the transverse displacement l {\displaystyle l} is the initial lengthThe derived SI unit of shear modulus is the pascal (Pa), although it is usually expressed in gigapascals (GPa) or in thousands of pounds per square inch (ksi).

This instance is a narrower concept derived from modulus

shear_speed

This instance is a narrower concept derived from linear_speed

This instance has the dimensions L T^-1.

shear_strength

This instance has a related Wikipedia page. Short extract:
In engineering, shear strength is the strength of a material or component against the type of yield or structural failure when the material or component fails in shear. A shear load is a force that tends to produce a sliding failure on a material along a plane that is parallel to the direction of the force.

This instance is a narrower concept derived from strength

This instance has the dimensions L^-1 M T^-2.

shear_stress

This instance is a narrower concept derived from stress

This instance has the dimensions L^-1 M T^-2.

shear_velocity

This instance is a narrower concept derived from:

This instance has the dimensions L T^-1.

sherwood_number

This instance has a related Wikipedia page. Short extract:
The Sherwood number (Sh) (also called the mass transfer Nusselt number) is a dimensionless number used in mass-transfer operation. It represents the ratio of the convective mass transfer to the rate of diffusive mass transport, and is named in honor of Thomas Kilgore Sherwood.

This instance has the property type dimensionless_number

shields_critical_shear_stress

This instance is a narrower concept derived from:

This instance has the dimensions L^-1 M T^-2.

This variable contains the attribute critical

shields_parameter

This instance has a related Wikipedia page. Short extract:
The Shields parameter, also called the Shields criterion or Shields number, is a nondimensional number used to calculate the initiation of motion of sediment in a fluid flow. It is a nondimensionalization of a shear stress, and is typically denoted τ ∗ {\displaystyle \tau _{\ast }} or θ {\displaystyle \theta } .

This instance has the property role parameter

shortage

shortwave_energy

This instance is a narrower concept derived from energy

This instance has the dimensions L^2 M T^-2.

shreve_magnitude

This instance is a narrower concept derived from magnitude

sidereal_period

This instance is a narrower concept derived from period

sierpinski_constant

This instance has a related Wikipedia page. Short extract:
Sierpiński's constant is a mathematical constant usually denoted as K. One way of defining it is as the following limit: K = lim n → ∞ [ ∑ k = 1 n r 2 ( k ) k − π ln ⁡ n ] {\displaystyle K=\lim _{n\to \infty }\left[\sum _{k=1}^{n}{r_{2}(k) \over k}-\pi \ln n\right]} where r2(k) is a number of representations of k as a sum of the form a2 + b2 for integer a and b. It can be given in closed form as: K = π ( 2 ln ⁡ 2 + 3 ln ⁡ π + 2 γ − 4 ln ⁡ Γ ( 1 4 ) ) = π ln ⁡ ( 4 π 3 e 2 γ Γ ( 1 4 ) 4 ) = π ln ⁡ ( e 2 γ 2 G 2 ) = 2.584981759579253217065893587383 … {\displaystyle {\begin{aligned}K&=\pi \left(2\ln 2+3\ln \pi +2\gamma -4\ln \Gamma \left({\tfrac {1}{4}}\right)\right)\\&=\pi \ln \left({\frac {4\pi ^{3}e^{2\gamma }}{\Gamma \left({\tfrac {1}{4}}\right)^{4}}}\right)\\&=\pi \ln \left({\frac {e^{2\gamma }}{2G^{2}}}\right)\\&=2.584981759579253217065893587383\dots \end{aligned}}} where G {\displaystyle G} is Gauss's constant and γ {\displaystyle \gamma } is the Euler-Mascheroni constant.

This instance has the property role constant

sieving_coefficient

This instance has a related Wikipedia page. Short extract:
In mass transfer, the sieving coefficient is a measure of equilibration between the concentrations of two mass transfer streams. It is defined as the mean pre- and post-contact concentration of the mass receiving stream divided by the pre- and post-contact concentration of the mass donating stream.

This instance has the property role coefficient

significant_height

This instance is a narrower concept derived from height

This instance has the dimensions L.

simulated_allocated_area

This instance is a narrower concept derived from area

This instance has the dimensions L^2.

simulated_applied_mass-per-area_density

This instance is a narrower concept derived from:

This instance has the attribute applied

This instance has the dimensions L^-2 M.

simulated_mass-per-area_yield

This instance is a narrower concept derived from:

This instance has the dimensions L^-3 M.

simulated_produced_mass

This instance is a narrower concept derived from mass

This instance has the dimensions M.

simulation_end_time

This instance is a narrower concept derived from:

This instance quantifies the process simulation

This instance has the dimensions T.

simulation_start_time

This instance is a narrower concept derived from:

This instance quantifies the process simulation

This instance has the dimensions T.

sinuosity

Alternative labels for this instance are sinuosity_coefficient, sinuosity_index.

This instance has a related Wikipedia page. Short extract:
Sinuosity, sinuosity index, or sinuosity coefficient of a continuously differentiable curve having at least one inflection point is the ratio of the curvilinear length (along the curve) and the Euclidean distance (straight line) between the end points of the curve. This dimensionless quantity can also be rephrased as the "actual path length" divided by the "shortest path length" of a curve.

size_fraction

sliding_speed

This instance is a narrower concept derived from linear_speed

This instance quantifies the process sliding

This instance has the dimensions L T^-1.

slip

slip_distance

This instance is a narrower concept derived from distance

This instance has the dimensions L.

slip_duration

This instance is a narrower concept derived from duration

This instance has the dimensions T.

slip_ratio

slope

Alternative labels for this instance are steepness.

This instance has a related Wikipedia page. Short extract:
In mathematics, the slope or gradient of a line is a number that describes both the direction and the steepness of the line. Slope is often denoted by the letter m; there is no clear answer to the question why the letter m is used for slope, but its earliest use in English appears in O'Brien (1844) who wrote the equation of a straight line as "y = mx + b" and it can also be found in Todhunter (1888) who wrote it as "y = mx + c".Slope is calculated by finding the ratio of the "vertical change" to the "horizontal change" between (any) two distinct points on a line.

slope-vs-discharge_coefficient

This instance has the property role coefficient

slope-vs-discharge_exponent

This instance has the property role exponent

slope_angle

This instance is a narrower concept derived from angle

smith-parlange_gamma_parameter

This instance has the property role parameter

sodicity

sodium-adsorption-ratio_sodicity

This instance has a related Wikipedia page. Short extract:
The Sodium adsorption ratio (SAR) is an irrigation water quality parameter used in the management of sodium-affected soils. It is an indicator of the suitability of water for use in agricultural irrigation, as determined from the concentrations of the main alkaline and earth alkaline cations present in the water.

This instance is a narrower concept derived from sodicity

solar_azimuth_angle

This instance has a related Wikipedia page. Short extract:
The solar azimuth angle is the azimuth angle of the Sun's position. This horizontal coordinate defines the Sun's relative direction along the local horizon, whereas the solar zenith angle (or its complementary angle solar elevation) defines the Sun's apparent altitude.

This instance is a narrower concept derived from angle

This instance has the attribute solar

solar_constant

This instance has a related Wikipedia page. Short extract:
The solar constant (GSC) is a flux density measuring mean solar electromagnetic radiation (solar irradiance) per unit area. It is measured on a surface perpendicular to the rays, one astronomical unit (AU) from the Sun (roughly the distance from the Sun to the Earth).

This instance has the dimensions M T^-3.

This instance has the property role constant

solar_elevation_angle

This instance has a related Wikipedia page. Short extract:
The solar zenith angle is the angle between the zenith and the centre of the Sun's disc. The solar elevation angle is the altitude of the Sun, the angle between the horizon and the centre of the Sun's disc.

This instance is a narrower concept derived from:

This instance has the attribute solar

solar_irradiation_constant

This instance has the dimensions L^2 M T^-3.

This instance has the property role constant

solar_noon_time

This instance is a narrower concept derived from time

This instance has the dimensions T.

solar_zenith_angle

This instance has a related Wikipedia page. Short extract:
The solar zenith angle is the angle between the zenith and the centre of the Sun's disc. The solar elevation angle is the altitude of the Sun, the angle between the horizon and the centre of the Sun's disc.

This instance is a narrower concept derived from:

This instance has the attribute solar

solubility

sommerfeld_number

This instance has a related Wikipedia page. Short extract:
In the design of fluid bearings, the Sommerfeld number (S) is a dimensionless quantity used extensively in hydrodynamic lubrication analysis. The Sommerfeld number is very important in lubrication analysis because it contains all the variables normally specified by the designer.

This instance has the property type dimensionless_number

sorptivity

This instance has a related Wikipedia page. Short extract:
In 1957 John Philip introduced the term sorptivity and defined it as a measure of the capacity of the medium to absorb or desorb liquid by capillarity.According to C Hall and W D Hoff, the sorptivity expresses the tendency of a material to absorb and transmit water and other liquids by capillarity.The sorptivity is widely used in characterizing soils and porous construction materials such as brick, stone and concrete. Calculation of the true sorptivity required numerical iterative procedures dependent on soil water content and diffusivity.

This instance has the dimensions L T^-0.5.

source_term

This instance has the property role term

south_component_of_velocity

This instance has the dimensions L T^-1.

This variable contains the attribute south

This instance is derived from linear_velocity

This instance has the applied operator south_component

south_component_of_vorticity

This instance has the dimensions T^-2.

This variable contains the attribute south

This instance is derived from vorticity

This instance has the applied operator south_component

south_coordinate

This instance is a narrower concept derived from coordinate

south_east_component_of_seismic_moment

This instance has the dimensions L^2 M T^-2.

This instance is derived from seismic_moment

This instance has the applied operator south_east_component

south_south_component_of_seismic_moment

This instance has the dimensions L^2 M T^-2.

This instance is derived from seismic_moment

This instance has the applied operator south_south_component

sowing_date

This instance quantifies the process sowing

This instance has the property quantification date

span

This instance has a related Wikipedia page. Short extract:
Span is the distance between two intermediate supports for a structure, e.g. a beam or a bridge.

This instance has the dimensions L.

species_identification_code

This instance is a narrower concept derived from identification

This instance has the property quantification code

specific_absorbance

This instance has a related Wikipedia page. Short extract:
Specific ultraviolet absorbance (SUVA) is the absorbance of ultraviolet light in a water sample at a specified wavelength that is normalized for dissolved organic carbon (DOC) concentration. Specific UV absorbance (SUVA) wavelengths have analytical uses to measure the aromatic character of dissolved organic matter by detecting density of electron conjugation which is associated with aromatic bonds.

This instance has the dimensions L^2 M^-1.

specific_contributing_area

This instance is a narrower concept derived from:

This instance has the dimensions L^2.

specific_energy

This instance has a related Wikipedia page. Short extract:
Energy density has tables of specific energies of devices and materials.Specific energy is energy per unit mass. (It is also sometimes called "energy density," though "energy density" more precisely means energy per unit volume.) It is used to quantify, for example, stored heat and other thermodynamic properties of substances such as specific internal energy, specific enthalpy, specific Gibbs free energy, and specific Helmholtz free energy.

This instance has the dimensions L^2 T^-2.

specific_gravity_ratio

This instance has a related Wikipedia page. Short extract:
Specific gravity, also called relative density, is the ratio of the density of a substance to the density of a reference substance; equivalently, it is the ratio of the mass of a substance to the mass of a reference substance for the same given volume. Apparent specific gravity is the ratio of the weight of a volume of the substance to the weight of an equal volume of the reference substance.

specific_kinetic_energy

This instance has a related Wikipedia page. Short extract:
Specific kinetic energy is kinetic energy of an object per unit of mass. It is defined as e k = 1 2 v 2 {\displaystyle {\begin{matrix}e_{k}={\frac {1}{2}}\end{matrix}}v^{2}} .

This instance is a narrower concept derived from specific_energy

This instance has the attribute kinetic

This instance has the dimensions L^2 T^-2.

specific_potential_energy

This instance has a related Wikipedia page. Short extract:
Specific potential energy is potential energy of an object per unit of mass of that object. In a gravitational field it is the acceleration of gravity times height, e u = g h {\displaystyle e_{u}=gh} .

This instance is a narrower concept derived from specific_energy

This instance has the attribute potential

This instance has the dimensions L^2 T^-2.

spectral_density

This instance has a related Wikipedia page. Short extract:
The power spectrum S x x ( f ) {\displaystyle S_{xx}(f)} of a time series x ( t ) {\displaystyle x(t)} describes the distribution of power into frequency components composing that signal. According to Fourier analysis, any physical signal can be decomposed into a number of discrete frequencies, or a spectrum of frequencies over a continuous range.

This instance is a narrower concept derived from density

spectral_per-wavelength_emittance

Alternative labels for this instance are spectral_exitance.

This instance has a related Wikipedia page. Short extract:
In radiometry, radiant exitance or radiant emittance is the radiant flux emitted by a surface per unit area, whereas spectral exitance or spectral emittance is the radiant exitance of a surface per unit frequency or wavelength, depending on whether the spectrum is taken as a function of frequency or of wavelength. This is the emitted component of radiosity.

This instance is a narrower concept derived from:

This instance has the dimensions L^-1 M T^-3.

speed

speed-vs-discharge_coefficient

This instance has the property role coefficient

speed-vs-discharge_exponent

This instance has the property role exponent

speed_constant

This instance has a related Wikipedia page. Short extract:
The speed of light in vacuum, commonly denoted c, is a universal physical constant important in many areas of physics. Its exact value is 299792458 metres per second (approximately 300000 km/s (186000 mi/s)).

This instance has the dimensions L T^-1.

This instance has the property role constant

speed_reference_height

This instance is a narrower concept derived from height

This instance has the attribute reference

This instance has the dimensions L.

spin-up_time

This instance is a narrower concept derived from time

This instance quantifies the process spin-up

This instance has the dimensions T.

stability

stage

stage_height

This instance is a narrower concept derived from height

This instance has the dimensions L.

stage_severity_code

This instance has the property quantification code

standard_gravitational_acceleration

Alternative labels for this instance are standard_gravity.

This instance has a related Wikipedia page. Short extract:
The standard acceleration due to gravity (or standard acceleration of free fall), sometimes abbreviated as standard gravity, usually denoted by ɡ0 or ɡn, is the nominal gravitational acceleration of an object in a vacuum near the surface of the Earth. It is defined by standard as 9.80665 m/s2 (about 32.17405 ft/s2).

This instance is a narrower concept derived from:

This instance has the attribute standard

This instance has the dimensions L T^-2.

This variable contains the attribute gravitational

This instance has the property role constant

standard_plate_count_concentration

This instance is a narrower concept derived from:

This instance has the dimensions L^-3.

standard_refractive_index

This instance has a related Wikipedia page. Short extract:
In optics, the refractive index or index of refraction of a material is a dimensionless number that describes how fast light travels through the material. It is defined as n = c v , {\displaystyle n={\frac {c}{v}},} where c is the speed of light in vacuum and v is the phase velocity of light in the medium.

This instance has the property type dimensionless_number

standardized_precipitation_evapotranspiration_drought_intensity_index

This instance is a narrower concept derived from intensity

This instance quantifies the process:

This instance has the property quantification index

standardized_precipitation_wetness_index

This instance is a narrower concept derived from wetness

This instance quantifies the process precipitation

This instance has the property quantification index

stanton_number

This instance has a related Wikipedia page. Short extract:
The Stanton number, St, is a dimensionless number that measures the ratio of heat transferred into a fluid to the thermal capacity of fluid. The Stanton number is named after Thomas Stanton (engineer) (1865–1931).

This instance has the property type dimensionless_number

start_time

This instance is a narrower concept derived from time

This instance has the dimensions T.

state

static_displacement

This instance is a narrower concept derived from displacement

This instance has the attribute static

This instance has the dimensions L.

static_energy

This instance is a narrower concept derived from energy

This instance has the attribute static

This instance has the dimensions L^2 M T^-2.

static_friction_coefficient

This instance is a narrower concept derived from friction_coefficient

This instance quantifies the process friction

This instance has the property role coefficient

static_pressure

This instance is a narrower concept derived from pressure

This instance has the attribute static

This instance has the dimensions L^-1 M T^-2.

static_pressure_lapse_rate

Alternative labels for this instance are static.

This instance is a narrower concept derived from pressure_lapse_rate

This instance has the dimensions L^-2 M T^-2.

static_stress

This instance is a narrower concept derived from stress

This instance has the attribute static

This instance has the dimensions L^-1 M T^-2.

stefan-boltzmann_constant

This instance has a related Wikipedia page. Short extract:
The Stefan–Boltzmann constant (also Stefan's constant), a physical constant denoted by the Greek letter σ (sigma), is the constant of proportionality in the Stefan–Boltzmann law: "the total intensity radiated over all wavelengths increases as the temperature increases", of a black body which is proportional to the fourth power of the thermodynamic temperature. The theory of thermal radiation lays down the theory of quantum mechanics, by using physics to relate to molecular, atomic and sub-atomic levels.

This instance has the dimensions O^-4.

This instance has the property role constant

stefan_number

This instance has a related Wikipedia page. Short extract:
The Stefan number (St or Ste) is defined as the ratio of sensible heat to latent heat. It is given by the formula S t e = c p Δ T L , {\displaystyle \mathrm {Ste} ={\frac {c_{p}\Delta T}{L}},} where cp is the specific heat, cp is the specific heat of solid phase in the freezing process while cp is the specific heat of liquid phase in the melting process.

This instance has the property type dimensionless_number

step_count