Question

Q.8) Give two examples for each of the following cases: (a) Physical changes which are reversible. (b) Physical changes which are not reversible.

Answer 1

Answer:

(a) tearing of paper. b. cutting of food/ vegetables

Answer 2

Answer:

A - Physical Changes which are reversible are

1- Freezing of water

2-Melting Of Wax

B- Physical changes which are not reversible.

1-Tearing of paper

2 - Breaking of a glass