Question

what do you mean by the chage of state
in Physics ​

Answer 1

Answer:

The physical process where matter moves from one state to another. Examples of such changes are melting, evaporation, boiling, condensation, freezing, crystallization, and sublimation.

Answer 2

Answer:

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Substances can change state, usually when they are heated or cooled. For example, liquid water turns into steam when it is heated enough, and it turns into ice when it is cooled enough. State changes are reversible – ice can be melted and then frozen again.