Q16Multiple choice
Classify the following processes into physical or chemical changes:
- (i)Beating of aluminium metal to make aluminium foil.
- (ii)Digestion of food.
- (iii)Cutting of a log of wood into pieces.
- (iv)Burning of crackers.
Show answer
(i) Beating of aluminium metal to make aluminium foil.
(iii) Cutting of a log of wood into pieces.
(ii) Digestion of food.
(iv) Burning of crackers.