a designation asserting the absence of an associated unit
SI unit of time
SI unit of length
SI unit of mass
SI unit of temperature
SI unit of charge
SI unit of electrical current
SI unit of substance amount
SI base unit of luminous intensity (luminous power per unti solid angle emitted
by a point light source in a particular direction)
a quantity or amount
cubic meter
one minute of time excluding leap seconds, 60 seconds
one hour excluding leap seconds, 3600 seconds
one day excluding leap seconds, 86400 seconds
one day excluding leap seconds, 604800 seconds
one year excluding leap seconds and leap days, 31536000 seconds
one 366 day year excluding leap seconds, 31622400 seconds
0.000000000001 kg
0.000000001 kg
0.000001 kg
0.00001 kg
0.0001 kg
0.001 kg
.01 kg
.1 kg
1000 kg
unit of mass equal to 1,000 kilograms, equivalent to approximately 2,204.6
pounds,1.102 short tons (US) or 0.984 long tons (imperial).
Not part of the SI, but accepted for use with SI units and prefixes
1 pound (symbol lb) in the Avoirdupois (commerce) scale, and defined
as exactly 0.45359237 kg. Also equal to 16 avoirdupois ounces and to 7,000 grains.
standard US (short) ton = 2000 lbs
A common unit of temperature
unit for temperature on the scale in which water freezes at 32 and boils
at 212 under standard conditions.
.000000001 meters
.000001 meters
.000001 meters
.001 meters
.01 meters
.1 meters
10 meters
100 meters
1000 meters
1000000 meters
1/10000000000 meter
unit of length in the (British) imperial and United States systems
usually understood as 1/12 f a foot.
6 feet
defined as exactly 1,852 meters (6,076.1 ft; 1.1508 mi). Historically,
defined as one minute of latitude.
3 feet
This is an ESRI unit and the multiplier comes from ESRI. It may not be
accurate.
This is an ESRI unit and the multiplier comes from ESRI. It may not be
accurate.
This is an ESRI unit and the multiplier comes from ESRI. It may not be
accurate.
5280 ft or 1609.344 meters
1/1000000 of a second
1/100000 of a second
1/1000 of a second
1/100 of a second
1/10 of a second
10 seconds
100 seconds
1000 seconds
1000000 seconds
60 seconds
3600 seconds
1 cubic meter
1/1000000 of a liter
1/1000 of a liter
1000 cm^3
US liquid gallon
US liquid quart
1 bushel = 35.23907 liters
cubic inch
US liquid pint
cubic meter
cubic meter
micromoles per square meter per second
2 pi radians comprise a unit circle.
360 degrees comprise a unit circle
a plane angle equivalent to 1/400 of a full circle
standard unit of solid angle measure, it is the solid angle which cuts out an area
on a sphere that is the square of the sphere's radius; as a ratio of two areas, it has no
dimension
megahertz
kilohertz
derived unit of frequency in the SI, defined as one cycle per second
millihertz
newton
joule = N*m
unit of energy: amount of energy to raise the temperature of one gram of water
by one degree Celsius at a pressure of one atmosphere. cal = 4.1868 J
an energy unit: 1 btu = 1055.0559 J
unit of energy density = 41840 joule/m^2, = 1 calorie/cm^2
SI unit for the total quantity of visible light in a defined beam or angle.
1 lumen/m^2 = 1 lux. 1 lumen = 1 candela * steradian
SI derived unit for illuminance, or luminous flux per unit area. 1 lx = 1 lm/m^2 = 1 cd * sr/m^2
SI derived unit of radioactivity. the activity of a quantity of radioactive material in which
one nucleus decays per second, and equivalent to an inverse second, s^-1.
SI derived unit of ionizing radiation, defined as the absorption of one joule of
radiation energy per kilogram of matter (= 1 J/kg)
SI derived unit of ionizing radiation dose (health effect of low levels of ionizing
radiation on humans). 1 Sv = 100 rem (rem is an older, non-SI unit)
derived SI unit for quantifying enzymatic activity.A property of the catalyst
(not rate of reaction), expressed in moles/second.
SI derived unit for inductance; in SI base units: kg * m^2 * s^-2 * A^-2
unit of power, to quantify rate of energy transfer. 1 W = J/s
unit of power, to quantify rate of energy transfer. 1 W = J/s
unit of power, to quantify rate of energy transfer. 1 W = J/s
unit of power, to quantify rate of energy transfer. 1 W = J/s
Derived unit for electric potential, electric potential difference,
and electromotive force. 1 V = kg * m^2 * s^-3 * A^-1
Derived unit for electric potential, electric potential difference,
and electromotive force. 1 V = kg * m^2 * s^-3 * A^-1
Derived unit for electric potential, electric potential difference,
and electromotive force. 1 V = kg * m^2 * s^-3 * A^-1
Derived unit for electric potential, electric potential difference,
and electromotive force. 1 V = kg * m^2 * s^-3 * A^-1
SI derived unit of electrical capacitance, the ability of a body to store an
electrical charge. 1 F = s^4 * A^2 *m^-2 * kg^-1
an electrical resistance between two points of a conductor when a constant potential
difference of one volt,
applied to these points, produces in the conductor a current of one ampere
SI unit of electrical resistivity (fundamental property that quantifies how strongly a material
opposes the flow of electric current). reciprocal of electrical conductivity.
SI unit for conductivity, measure of a material's ability to conduct an
electric current.
SI unit for conductivity, measure of a material's ability to conduct an
electric current.
siemens
SI derived unit of electric conductance, susceptance and admittance
(reciprocals of resistance, reactance, and impedance respectively). One siemens is equal
to the reciprocal of one ohm (and also called "mho")
the SI unit of magnetic flux
unit for flux density. 1 tesla = 1 Wb/m^2 (one weber per square meter).
SI derived unit of pressure, 1 pascal = 1 newton/m^2
SI derived unit of pressure, 1 pascal = 1 newton/m^2
SI derived unit of pressure, 1 pascal = 1 newton/m^2
SI derived unit of pressure, 1 pascal = 1 newton/m^2
unit of pressure defined as 101325 Pa (1.01325 bar), sometimes used as a
reference or standard pressure
non-SI unit for pressure (deprecated in some fields). 1 bar = 100000 Pa
non-SI unit for pressure (deprecated in some fields). 1 millibar = 1 hPa (100 Pa)
non-SI unit for pressure. 1 decibar = .1 bar. Decibars are commonly used in aquatic
environments because 1 db is approximately equal to depth in meters.
kilograms per square meter
grams per square meter
milligrams Per Square Meter
kilograms per hectare
metric ton or tonne per hectare
lbs/square inch
grams per square meter
grams per square meter
kilograms per hectare
kilograms per square meter
milligrams Per Square Meter
avoirdupois pounds per acre
avoirdupois pounds per square inch
kilogram per cubic meter
milligrams per milliliter
grams per liter
milligrams Per Cubic Meter
micrograms/liter
milligrams/liter
grams per cubic centimeter
grams per milliliter
grams per cubic centimeter
grams per liter
grams per milliliter
micrograms/liter
milligrams/liter
milligrams Per Cubic Meter
kilograms per cubic meter
megagrams per cubic meter
micromoles per square meter per second
grams Per (Liter Per Day)
milligram per cubic meter per day
grams Per (Liter Per Day)
liters per second
cubic meters per second
cubic feet per second
liters per second
cubic meters per second
square meters
100 square meters
1 hectare is 10^4 square meters
square kilometers
square millmeters
square centimeters
1 acre = 4046.8564 square meters or 1 hectare = 2.4710 acres
36 inches squared
1 mile squared
square centimeter
square kilometer
square meters
1 mile squared
square millimeter
36 inches squared
liters per square meter
bushels per acre, 1 bushel = 35.23907 liters/1 acre = 4046.8564
squareMeters
liters per hectare
bushels per acre, 1 bushel = 35.23907 liters/1 acre = 4046.8564
squareMeters
liters per hectare
liters per square meter
meter cubed per hectare
meter cubed per meter squared
meter squared per hectare
square meters per kilogram
square meters per kilogram
meters per second
meters per day
feet per day
feet per second
feet per hour
yards per second
miles per hour
miles per second
miles per minute
centimeters per second
millimeters per second
centimeter Per Year
knots
km/hr
centimeters per second
inches per hour
km/hr
unit of speed equal to one nautical mile per hour, exactly 1.852 km/hour
meters per day
meters per second
miles per hour
miles per minute
miles per second
millimeters per day
millimeters per second
yards per second
meters per second squared
micromoles per square meter per second
1/meters
reciprocal of meter, or 1/meters
also called reciprocal centimeter
cubic meters per kilogram
cubic micrometers per gram
cubic meters per kilogram
cubic micrometers per gram
ampere per meter squared, unit of current density
amperes per square meter, unit of current density
ampere per meter
mole per cubic meter
molarity = moles/liter
moles per cubic meter
moles per liter (perferred over molarity, as molarity refers only to dissolved substances)
millimoles per liter
micromoles per liter
nanomoles per liter
millimoles per cubic meter
concentration of charge (on dissolved ions). conversions must know the name of the ion;
a single multiplier to SI is not possible
concentration of charge (on dissolved ions). conversions must know the name of the ion;
a single multiplier to SI is not possible
concentration of charge (on dissolved ions). conversions must know the name of the ion;
a single multiplier to SI is not possible
molality = moles/kg
millimoles per gram
moles per gram
moles per kilogram
millimoles per gram
candela Per Square Meter (1 lux)
candela Per Square Meter (1 lux)
feet squared per day
square meters per day
meters squared per second, SI unit for kinematic viscosity, specific relative
angular momentum and thermal diffusivity. The unit may be better understood when phrased
as "meter per second times meter" (velocity of an object with respect to a position).
kilograms per meter sqared per second
grams Per Centimeter Squared Per Second
grams Per Meter Squared Per Year
grams Per Hectare Per Day
kilograms Per Hectare Per Year
kilograms Per Meter Squared Per Year
grams per square centimeter per second
grams Per Hectare Squared Per Day
grams per square meter per year
kilograms Per Hectare Per Year
kilograms per square meter per second
kilograms per square meter per day
grams per square meter per day
milligram per square meter per day
kilograms per square meter per year
moles per kilogram
moles per gram
millimoles per gram
moles per kilogram per second
nanomoles Per Gram Per Second
moles per kilogram per second
nanomoles Per Gram Per Second
nanomoles Per Gram Per Hour
nanomoles Per Gram Per day
micromoles Per Gram Per Second
micromoles Per Gram Per Hour
micromoles Per Gram Per day
kilograms per second
tonnes Per Year
grams Per Year
grams Per Year
kilograms per second
tonnes Per Year
number per meter squared, e.g., for a population density.
number per kilometer squared
number per hectare
number per meter cubed
number of entities per liter
number of entities per milliliter
meters per gram
meters per gram
number of entities per gram
grams per gram
micrograms per gram
grams per gram
milligrams per kilogram
micrograms per gram
micrograms per gram
micrograms per gram per hour
micrograms per gram per day
micrograms per gram per week
nanoograms per gram per hour
cubic centimeters per cubic centimeter
milliliters per liter
milliliters per liter
milliliters per liter
milliliters per liter
milliliters per liter
millimoles per mole
millimoles per mole
millimoles per mole
millimoles per mole
micromoles per kilogram
micromoles per kilogram
micromoles per kilogram
micromoles per kilogram
percent, one part per hundred parts. a decimal ratio multipled by 100
permil, one part per thousand parts. a decimal ratio multipled by 1000
watts per square meter, also, 1 kilogram per second cubed (ie, a flux)
kilowatts per square meter
watts per square meter, in a solid angle
watts per square centimeter, in a solid angle
watts per square meter, per unit of wavelength
watts per square centimeter, per unit of wavelength
watts per square meter, per unit of wavelength in a solid angle
microwatts per square centimeter, per unit of wavelength, in a solid angle
micromoles per square meter per second
micromoles per square meter per second
micromoles per square centimeter per second
megajoules per square meter per day
Langley (Ly) per day. Ly is a unit of energy density = 41840 joule/m^2, = 1 calorie/cm^2