Question

What is a unit?
give short answer​

Answer 1

Answer:

A unit of measurement is a definite magnitude of a quantity, defined and adopted by convention or by law, that is used as a standard for measurement of the same kind of quantity. Any other quantity of that kind can be expressed as a multiple of the unit of measurement. For example, a length is a physical quantity.

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Answer 2

Explanation:

a fixed amount or number used as a standard of measurement

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