1. Classify the following into physical and chemical changes. (1×9=9)
a) The cooking of food
b) Photosynthesis
c) The digestion of food
d) Burning of coal
e) The condensation of water vapour
f) The evaporation of a liquid
g) Dissolving sugar in water
h) Melting of wax
i) Beating Aluminium to make foil
Answers
Answered by
0
Answer:
Explanation:
(a) Photosynthesis - Chemical change
(b) Dissolving sugar in water - Physical change
(c) Burning of coal - Chemical change
(d) Melting of wax - Physical change
(e) Beating aluminium to make aluminium foil - Physical change
(f ) Digestion of food - Physical change
Similar questions