Question

Look at the figure given alongside which shows three conditions: a. A burning candle b. An extinguished candle c. Melting wax Which of these shows a reversible change and why? Look at the figure.

Answer 1

Melting of wax is a reversible process. Since upon cooling, it changes back to solid wax. Similarly, Solidification of melted wax can be reversed which is the melting of wax.