Question

give scientific reason of heat​

Answer 1

Most of us use the word 'heat' to mean something that feels warm, but science defines heat as the flow of energy from a warm object to a cooler object. ... All matter contains heat energy. Heat energy is the result of the movement of tiny particles called atoms, molecules or ions in solids, liquids and gases.

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Answer 2

Answer:

an exothermic reaction is a chemical reaction that release heat. It gives net energy to the surroundings