Across
- 3. the directed flow of as gas or liquid
- 5. cycle the constant movement of water between Earth's surface and the atmosphere
- 8. water in the atmosphere that falls to Earth as rain, snow, hail, or sleet
- 9. pressure the force of air pushing down on an area
- 10. a boundary between air masses with different temperatures
- 12. the blanket of gases that surround Earth
- 13. when a liquid changes slowly into a gas
Down
- 1. a device used for measuring air pressure
- 2. the process of gas changing to a liquid
- 4. the average weather pattern of a region over time
- 6. a prediction about the weather
- 7. mass a large region of the atmosphere where the air has similar properties throughout
- 11. a measurement of how much water vapor is in the air