1.
The dissolving of salt in water is a _______ change.
2.
Physical state can be _______.
3.
At high temperature the process of _______ becomes rapid.
4.
There are ______ types of matter.
5.
Metal alloys are the example of _______ mixture.
6.
Most homogenous mixtures are also known as _______.
7.
Soil is an example of _______ mixture.
8.
When water vapors present in air convert into liquid (water) on cooling, the process is called _______.
9.
A _______ mixture can be separated by physical methods.
10.
Wet clothes are dried due to _______.
11.
The process of _______ can take place at any temperature.
12.
When a liquid is heated continuously then particles move faster and the space between the particle increases, due to this the liquid is changed to vapors or gas, this process is called _______.
13.
When our sweat dries up, we feel cold owing to the process of _______.
14.
Air is the example of _______ mixture.
15.
The change of water into water vapors is called _______.
16.
Two or more substances mixed together in any proportion form a _______.
17.
In mixture constituent substances _______ their original properties.
18.
The process of change of solid state into liquid state by absorption of heat is called _______.
19.
Anything that has mass and occupies space is called _______.
20.
The process in which heat is lost from liquid, the force of attraction between the particles becomes stronger, and thus liquid changed into solid, this process is called _______.
21.
The change, in which only appearances of a matter changes, but chemical composition remains the same is called _______ change
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