Thermal Properties of Matter – Online MCQs Test – Physics 9th

1. It is a term in physics that describe how much heat is added to a substance to raise its temperature by 1^oC

2. Which statement is NOT correct?
The rate of evaporation increases with:

3. Which statement is true for evaporation?

4. Thermal energy transfer required to change a liquid into gas without changing its temperature is called _____________

5. Heat capacity depends upon the nature of material

6. Which statement is NOT true for boiling?

7. Wet clothes dry in sun due to the:

8. It is used to control temperature of ovens, irons water heaters, refrigerators, air conditioners and so on.

9. Thermal energy transfer required to change a solid into liquid without changing its temperature is called ___________

10. A fixed temperature at which a pure liquid boils is called ________

11. Volatile liquids have:

12. The melting point of ice at normal atmospheric pressure is called ___________

13. Rate of evaporation of a liquid can be increased by _____________

14. Amount of heat required to raise the temperature of 1kg of a substance through 1^oC is called:

15. If “β” is, the coefficient of volume expansion and “∝” is the coefficient of linear expansion than:

16. Specific heat of water is :

17. Which one is correct to convert temperature from Celsius scale to Kelvin scale?

18. Which one is correct to convert temperature from Celsius scale to Fahrenheit scale?

19. Thermal energy transfer required per unit mass to increase the temperature by 1^oC or 1K is called ____________

20. The amount of heat needed to convert a substance from liquid to gas is called________