Question

What is heat ? Write its S.I. unit.​

Answer 1

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Heat is the internal energy of molecules constituting the body. It flows from a hot body to a cold body. The S.I.. unit of heat is joule (J).

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Answer 2

Explanation:

Heat is a form of energy of motion of molecules constituting the body. The unit of heat is the same as that of energy. The S.I. unit of heat is Joule.

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