Properties of Matter – Online MCQs Test – Physics 9th

1. If Liquid state of matter has:

2. If we compress a gas, its pressure:

3. Matter is made up of tiny particles called:

4. A group of atoms is called:

5. According to kinetic molecular theory, the pressure exerted by a gas is caused by the _______

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

7. A gas in a container of fixed volume is heated. What happens to the molecules of the gas?

8. Which states of matter are incompressible?

9. A solid can ______________

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

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

12. Drying of wet clothes and drying of wet floor are the examples of:

13. Boyle’s Law can be represented as:

14. States of matter are:

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

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

17. In 1827, the evidence of molecular motion first discovered by:

18. According to the Kinetic molecular model, if the molecules have large kinetic energy then:

19. It is responsible for the different states of matter as well as for the physical properties.

20. It is determined by the average translational kinetic energy of molecules of a gas.