Question

How do the following changes differ from one another:
(a) Melting of wax and burning of wax.
(b) Cutting of paper and folding of paper.
(c) Inflating a balloon and bursting an inflated balloon.

Answer 1

Answer:

melting of wax is reversible change but burning of wax is irreversible.

cutting of paper is irreversible but folding of paper is reversible change.