Properties of Matter – Online MCQs Test – Physics 9th

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

2. If Liquid state of matter has:

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

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

5. Which state of matter has the highest densities?

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

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

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

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

10. If we compress a gas, its pressure:

11. A solid can ______________

12. Which states of matter are incompressible?

13. Boyle’s Law can be represented as:

14. A group of atoms is called:

15. Matter is made up of tiny particles called:

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

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

18. Which state of matter has low density?

19. During which process a gas becomes a liquid____________

20. States of matter are: