1. If water vapour directly condenses into solid form, it is known as _________

2. What is the energy required to change water's state or phase, without changing its temperature called?

3. ______ is frozen raindrops and refrozen melted snow-water.

4. When air containing water reaches its saturation point, then

5. The percentage of moisture present in the atmosphere as compared to its full capacity at a given temperature is known as the

6. The air can only contain a certain amount of water vapour before it is saturated. This amount is dependent on

7. Orographic rainfall is more on

8. The alto clouds are found at

9. When the water containing air becomes saturated, then

10. The actual amount of the water vapour present in the atmosphere is known as _________