Question

Q.1 Give one word for the following.

a) Any substance that has mass and occupies space.
b) The process by which liquid changes into solid.
c) The increase in size of matter on heating.
d) The decrease in size of matter on cooling.
e) The process by which solid changes into liquid.
f) The process by which liquid changes into gas.

Answer 1

Answer:

1 matter

2 freezing

3 expanding

4 contracting

5 melting

6 evoparating

Answer 2

Answer:

a) Matter

b) Freezing

c) Thermal Expansion

d) contraction

e) Melting

f) vaporization