Question

pour. (c) nitrogen. (d) carbon dioxid
7. Which of the following is not a property of air?
(a) It expands on heating.
(b) It contracts on cooling
(c)It does not support burning (d) It has weight
8. Which of the following does/do not have a definite shape?
(a) solid. (b) liquid (c) gas. (d) both (b) and (c)
9. Which of the following does do not have a definite volume?
(a) solid. (b) liquid. (C) gas. (d) both (b) and (c)
10.
and
flow
(a) Solids, liquids. (b) Liquids, gases (c) Gases solids.​

Answer 1

Answer:

7.

(d) it has weight

8.solid

9.gas

10solids