1.
The movement of molecules from higher concentration to lower concentration is called

2.
At Mount Everest, the water boils at

3.
The barometer is invented by

4.
The melting and freezing of a substance occurs as

5.
If the liquid is heated to increase the kinetic energy then the liquid will

6.
Solids whose atoms arrange themselves in different forms are

7.
The process in which the vapor molecules are recaptured by the molecules at the liquid surface is called

8.
1 atmospheric pressure is equal to

9.
A gas that shields living things on the surface of the earth from harmful UV radiation is

10.
In graphite, the carbon atoms are arranged in layers of

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