Properties of Matter – Online MCQs Test – Physics 9th

1. If we decrease the pressure of a gas, the volume of the will be:

2. A gas molecule moves in a straight line. It changes its direction only when

3. In which state of matter, molecules are found in clusters?

4. During which process a gas becomes a liquid____________

5. It is the only metal that is not solid at room temperature.

6. If a gas is heated in a sealed cylinder, then______________ increases

7. It can change the state of matter.

8. A group of atoms is called:

9. Which state of matter has the highest densities?

10. A burning candle is an example of ________________ state of matter.

11. What happens to the molecules of a gas when the gas changes into a liquid?

12. Which states of matter are incompressible?

13. Conversion of matter between three states involves:

14. Evaporation is process by which a liquid becomes a gas at temperature:

15. The molecules of which state of matter have extremely lowest energies?

16. The molecules of the following state of matter are usually arranged in a regular pattern called lattice:

17. An object with particles close together and vibrating describes a ______________

18. It has lowest boiling and melting points as compared to other substances.

19. Boyle’s Law can be represented as:

20. Matter is made up of tiny particles called: