Question

Give reason freezing of water is physical and reversible change​

Answer 1

Answer:

Freezing of water is a reversible change because frozen water can be melted on heating.Burning of a candle is an irreversible change because once the candle melts, the wax cannot be molded again.

Answer 2

Answer:

Freezing of water is a reversible change because frozen water can be melted on heating. Burning of a candle is an irreversible change because once the candle melts, the wax cannot be molded again.