Question

4. Rewrite the statements correctly by changing the underlined words.
(a) Tearing of paper is a chemical change.
(b) Metals contract on heating.
(c) The growth of a baby to an adult is a reversible change.
(d) Burning of a matchstick is a physical change.
(e) Water cycle in nature is an irreversible change.
1 chemical
2contract
3reversible
4 physical
5 irreversible
are underline ​

Answer 1

Answer:

a) Burning of paper is a chemical change.

b) Metal expand on heating.

c) The growth of a baby to adult is a irreversible change.

d) Burning of a matchstick is a chemical change.

e) Water cycle in nature is reversible change.

Explanation:

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Answer 2

Explanation:

the leaves of leguminous plants have rhizobium