Across
- 2. the changing of a liquid to a gas
- 5. water in the form of gas
- 7. the water falls from clouds as rain, snow, sleet, or hail
- 10. a gas found in the air that is needed to stay alive
- 11. a scientist who studies weather
- 12. a state of matter that has no fixed shape
- 13. a layer of gases that surrounds the Earth that supports life
Down
- 1. the repeated movement of water from Earth's surface to the atmosphere and back again
- 3. a gas that we breathe out when we exhale
- 4. the layer of the atmosphere where weather takes place
- 5. daily state of the atmosphere in any given place
- 6. a gas turns into a liquid
- 8. gas that makes up 78% of Earth's atmosphere
- 9. a series of events that occurs regularly and ends where it started