Question

(b) Melting of ice is a ................... change.
(c) When a candle burns, wax melts. melting of
wax is a ..................... change.
(d) Chemical change occurs as a result of
........... between two substances
(e) Burning of a fuel is a ....................... change.
(f) Revolution of the earth around the sun is a
.................. change.
(8) Growing of a seedling into a plant is
change.​

Answer 1

Answer:

b)physical

c)physical

d)reaction

e)chemical

f)periodic

8)chemical

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Answer 2

Explanation:

(b)physical change

(c)physical change

(d) new bond formation among the reactants

(e)chemical change

(f)physical change/periodic

(8) chemical change