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Question 16 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.

Answer»

Question 16

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.



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