Question

III. Match the following:
Column A
1. Slow change
2. Fast change
3. Reversible change
4. Irreversible change
5. Periodic change
6. Non-periodic change
7. Desirable change
8. Undesirable change
9. Exothermic change
10. Endothermic change
Column B
(a) ploughing a field
(b) stretching of a spring
(C) cooking of food
(d) bursting of a cracker
(e) formation of curd from milk
(f) weathering of rocks
(g) evaporation of alcohol
(h) motion of a swing
6) growth of a tree
(k) rusting of iron
(m) breaking a glass tumbler
2
ative Chemistry-7
(i) hammering of metals into sheets
(1) formation of seeds from flowers​

Answer 1

Answer:

Reversible change 4. Irreversible change 5. Periodic change 6. Non- periodic change 7. Desirable change 8. Undesirable change 9.

Explanation:

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Answer 2

Irreversible change-cooking of food

Explanation:

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