Kinetic Theory of Matter MCQ Questions and Answers for Practice

1. Atoms and molecules are

1. always in motion
2. always in a bond
3. always together
4. always opposite

2. Considering kinetic theory of particles, solids have

1. Fixed shape and volume
2. Variable shape and volume
3. Variable shape but fixed volume
4. Fixed shape but variable volume

3. Gas can exert

1. pressure on wall
2. force on the base
3. pressure in solids
4. force in liquids

4. Gas occupies

1. volume
2. area
3. base
4. pressure

5. Gases are

1. very compressible
2. very little compressible
3. incompressible
4. B and C both

6. Gases are highly compressible due to

1. unfixed shape and volume
2. collision of particles
3. high density
4. the distance of particles

7. Gases have

1. low density and mass
2. high density and mass
3. high density but low mass
4. low density but high mass

8. Gases have

1. low density
2. ductility
3. brutality
4. high density

9. Gases have

1. Fixed shape and volume
2. Variable shape and volume
3. Variable shape but fixed volume
4. Fixed shape but variable volume

10. If the car tires are hot, the pressure of gas molecules in them would be

1. high
2. low
3. same as before heating
4. may be high or low

11. If the temperature of the gas is increased, the kinetic energy would

1. increase
2. decrease
3. remain same
4. increase and decrease both

12. If we increase the pressure, the volume of the gas would

1. increase
2. decrease
3. remain same
4. vary

13. In gases the particles

1. move randomly with unlimited space
2. move randomly with limited space
3. vibrate at a fixed position
4. vibrate randomly with unlimited space

14. In gases the particles are

1. closely packed
2. not free to move
3. regularly packed
4. far apart

15. In gases, the pressure is

1. directly proportional to volume
2. inversely proportional to volume
3. directly proportional to friction
4. inversely proportional to heat