DPP -9S12

STATE CHANGE & EVAPORATION

1. Aquatic animals use oxygen dissolved in water during respiration. Explain.

2. Sponge is a solid yet we are able to compress it. Why?

3. Describe the compressibility in Gases with example.

4. When a solid melts, its temperature remains the same, so where does the heat energy goes?

5. What is Latent heat of Vaporization?

6. Difference between sublimation and deposition.

7. What is Dry ice? Explain how it is made.

8. Write the factors affecting evaporation.

9. How to Liquefy a gas? Explain.

10. What is evaporation with example?