Earth Science: Moisture, Clouds and Precipitation Study Guide

1. 	Which gas is most important for understanding atmospheric processes?

2. 	Rain, snow, sleet, and hail are all examples of ____.

3. 	Which common compound can change from one state of matter to another at the temperatures and pressures experienced at Earth’s surface (were we live)?

4. 	Which term describes the conversion of a solid directly to a gas, without passing through the liquid state?

5. 	The change of state from a gas to a liquid is called ____.

6. 	The process of converting a liquid to a gas is known as ____.

7. 	What do you call the energy that is stored or released during a change of state of water?

8. 	Does warm, saturated air contain more or less water vapor than cold air?

9. 	If the water-vapor content of air remains constant (the same), lowering air temperature causes what to happen to its relative humidity?

10. 	When air expands or contracts, what type of temperature change does it experience?

11. 	What occurs when air is compressed?

12. 	Which are the processes that lifts air?

13. 	Cool air acts as a barrier over which warmer, less dense air rises, in a process known as ____.

14. 	What conditions are associated with a stable atmosphere?

15. 	What is an example of condensation nuclei?