Question

ANSWER
(b) Bursting of fire crackers
Ą, Multiple Choice Questions (MCQs) :
1. Which of the following is a slow change?
(a) Rusting of iron
(c) Cooking of food
(d) None of these
2. Which of the following is a reversible change?
Fat Milk getting sour
(b) Melting of wax
(c) Cutting of forest
(d) Ripening of fruits
3. Which of these is not a characteristic of chemical change?
fa) New substance are formed
(b) Temporary change
(c) Irreversible
(d) None of these
4. Water can dissolve:
(a) solids only
(b) solids and liquids only
(c) solids, liquids and gases
(d) liquids only
5. Solubility depends on :
(a) temperature
(c) Both a &b D (d) None of the
(b) pressure
62
Good
lilled​

Answer 1

Answer:

1 a. rusting of iron

2 b. melting of wax

3 b. temporary

4 c. solid, liquids and gases

5 c. both a and b

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