Question

Describe 5 experiment of each change (5 examples of physical and chemical change)

Answer 1

Answer:

Examples of chemical changes are burning, cooking, rusting, and rotting. Examples of physical changes are boiling, melting, freezing, and shredding. Many physical changes are reversible, if sufficient energy is supplied. The only way to reverse a chemical change is via another chemical reaction.

Answer 2

Answer:

Physical Changes:-

•Crushing a can.

•Melting an ice cube.

•Boiling water.

•Mixing sand and water.

•Breaking a glass.

Chemical Changes:-

•Burning of paper and log of wood.

•Digestion of food.

•Boiling an egg.

•Chemical battery usage.

•Electroplating a metal.