SI Units - International System of Units

The International System of Units (abbreviated SI from the French Le Système International d'Unités) is the modern form of the metric system and is generally a system devised around the convenience of the number ten. It is the world's most widely used system of units, both in everyday commerce and in science.
The system is nearly universally employed, and most countries do not even maintain official definitions of any other units.
Info from wikipedia.org

Fundamental SI Units
There are seven, dimensionally independent, base SI-units and two supplementary units. All other units can be derived from the base ones. Below, you can find the list of the base SI units as well as the list of the derived units.
UnitSymbolQuantity
Meter (metre)mLength
KilogramkgMass
SecondsTime
AmpereAElectric current
KelvinKThermodynamic temperature
MolemolAmount of substance
CandelacdLuminous intensity
SI Supplementary Units
RadianradPlane angle (2D angle)
SteradiansrSolid angle (3D angle)
SI Derived Units
UnitSymbolIn SI UnitsQuantity
Mechanics
PascalPakg·m-1·s-2Pressure,Stress
JouleJkg·m2·s-2Energy,Work,Heat
WattWkg·m2·s-3Power
NewtonNkg·m·s-2Force,Weight
Electromagnetism
TeslaTkg·s-2·A-1Magnetic Field
HenryHkg·m2·s-2·A-2Inductance
CoulombCA·sElectric Charge
VoltVkg·m2·s-3·A-1Voltage
FaradFkg-1·m-2·s4·A2Electric Capacitance
SiemensSkg-1·m-2·s3·A2Electrical Conductance
WeberWbkg·m2·s-2·A-1Magnetic Flux
OhmΩkg·m2·s-3·A-2Electric Resistance
Optics
Luxlxcd·sr·m-2Illuminance
Lumenlmcd·srLuminous Flux
Radioactivity
BecquerelBqs-1Radioactivity
GrayGym2·s-1Absorbed Dose
SievertSvm2·s-1Equivalent Dose
Other
HertzHzs-1Frequency
Katalkatmol·s-1Catalytic Activity

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