Assertion: metric system's unit | /r/MadeOf | power
Facets:
Source sentences:
text: The derived units in the SI are formed by powers, products, or quotients of the base units and are potentially unlimited in number.:103:14,16 Derived units are associated with derived quantities; for example, velocity is a quantity that is derived from the base quantities of time and length, and thus the SI derived unit is metre per second (symbol m/s).