Question

Explain and show two examples each of physical and chemical change​

Answer 1

Answer:

physical change melting of ice

and tearing of paper

chemical changes burning of wood

rusting of iron

Answer 2

Explanation:

A physical change is a change that lasts temporarily in nature and is reversible. Example includes

• Melting of water
• Freezing of water.

A chemical change is a irreversible change that lasts permanently and also forms new chemical composition. Example includes

• Burning of paper
• Cooking of food.