Physics 9 Chapter 8 - Thermal Properties of Matter -24


1. What is the time taken by water at 100°C to change into steam?




2. What is the latent heat of vaporization of water found by the experiment?




3. What is the process of changing of a liquid into vapours from the surface of the liquid without heating it called?




4. At what temperature the process of boiling takes place?




5. At ...................., a liquid changes into vapours?




6. Which of the following affects evaporation?




7. Wet clothes .......................when spread up?




8. What does evaporation causes?




9. Which of the following affects evaporation?




10. What is the time taken to heat water from 0°C to 100°C?




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