The unit of mass"kilogram" is a fundamental unit. why?​

kilogram is a fundamental unit because it is one of the 7 fundamental units that serve as a building block for derived units.

Explanation:

Fundamental units are used to measure fundamental quantities. They are fundamental units because they serve as a building block for derived units.

7 fundamental quantities and their corresponding units;

Length – meter

Mass – kilogram

Time - seconds

Temperature - Kelvin

Amount of substance - Moles  

Electric Current - Ampere  

Luminous intensity -  Candela

Thus, kilogram is a fundamental unit because it is one of the 7 fundamental units.

f=ma newton's second law 7x8=56n

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