Across
- 2. measure of the amount of water vapor in the air
- 4. the movement of air
- 7. the layer of air that surrounds Earth
- 8. water that falls from the sky in the form of rain, snow, sleet or hail
- 10. regular patterns of winds that blow from one direction
- 12. to change from gas to liquid
- 13. to change from a liquid to gas
Down
- 1. the direction from which air moves when wind blows
- 3. the gas form of water
- 5. a large body of air in the atmosphere
- 6. the weight of air as it presses on objects below or within it
- 9. what the air outside is like at any given time
- 11. a measure of how fast wind blows