Kilogram - Wikipedia
https://en.wikipedia.org/wiki/Kilogram
OverviewDefinitionName and terminologyKilogram becoming a base unit: the role of units for electromagnetismRedefinition based on fundamental constantsSI multiplesSee alsoNotesThe kilogram (also kilogramme ) is the unit of mass in the International System of Units (SI), having the unit symbol kg. It is a widely used measure in science, engineering and commerce worldwide, and is often simply called a kilo colloquially. It means 'one thousand grams'. The kilogram is defined in terms of the second and the metre, both of which are based on fundamental physical constants. This allows a properly equipped metrology laboratory to calibrat… Symbol: kg
Symbol: kg
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