Système International d‘unités French
[International System of Units]
|Category|| : ||Academic & Science » Units
|Country/Region|| : ||Worldwide
|Popularity|| : ||
What does SI mean?
International System of Units (French: Système International d’unités, SI) is the international standard for measurement. SI is a system of measurement based on 7 base units:
ampere (electric current)
mole (amount of substance)
candela (luminous intensity)
The system also defines a set of prefixes to the unit names and unit symbols that may be used when specifying multiples and fractions of the units and specifies names for 22 derived units.