Question

Give 5 examples of physical and chemical changes

Answer 1

Physical Change:

1.Melting of ice or wax.
2. Changing of water into steam by boiling.
3. Crystallization of salts from their salts.
4. Evaporation of water by the heat of sun.
5. Shaping of glass by heat.

Chemical Change:

1. Cooking of food.
2. Germination of seeds.
3. Curdling of milk.
4. Rusting of iron.
5. Ripening of fruits.

Answer 2

physical change are....

melting of wax
melting of ice
sublimation of substance
shaping of glass after it break
evaporation of water


chemical change are

digestion of food
growth of a plant
chemical reaction
showering of milk
rusting of iron