Question

Classify the following processes into physical and chemical changes-

a) Beating of aluminium metal to make aluminium foil

b) Digestion of food

c) Cutting of a log of wood into pieces

d) Burning of crackers

e) Melting of ice

f) Tearing of paper​

Answer 1

Answer:

In a physical change the appearance or form of the matter changes but the kind of matter in the substance does not. However in a chemical change, the kind of matter changes and at least one new substance with new properties is formed

Answer 2

b physical

e physical

d chemical

a chemical