Units of Measurement and The Importance of Accurate Conversion

A unit of measurement is a define measure of physical quantity that is used as a standard measurement for an identical physical quantity. The international system of units only includes seven base units from which all other units are derived.

Most units are arbitrary in nature, with the exception of the second which is defined as ‘one sixtieth of one sixtieth of one twenty fourth of the time it takes for the earth to rotate a single time.’ This video explores the origins of the base units and explains the importance of converting data accurately between them.

Lee is a freelance writer with a keen interest in history and science.