Question

List the changes that cannot be reversed (any six).​

Answer 1

Explanation:

A change which cannot be reversed is called irreversible change.

Setting of cement is an example of a irreversible change.

Absorption of water by a sponge is an example of a reversible change.

Cooking of food represents irreversible change.

Digestion of food is a chemical change

Answer 2

Answer:

Following are examples if irreversible change :

• Burning of coal, paper, fossil fuels etc.

• Cooking food.

• Rusting of iron.

• Grinding of wheat grains in wheat flour.

• Growth of plants.

• Formato on of flowers from a bud.