Question

what is meant by heat??​

Answer 1

Answer:

Heat is the form of energy that is transferred between two substances at different temperatures. The direction of energy flow is from the substance of higher temperature to the substance of lower temperature. Heat is measured in units of energy, usually calories or joules.

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Answer 2

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Heat:-

• Heat is an invisible form of energy that can produce the sensation of hotness or coldness.

• It's unit in S.I system is Joule (J) and Calorie (Cal) in C.G.S.

• It always flows from body at high temperature to body at low temperature.

• Heat is a form of energy.

• Heat energy is transformed to other forms of energy like electrical, mechanical, etc.

• It is measured by an instrument called Calorimeter.