Across
- 3. Water that falls to the ground as rain, snow, sleet, or hail.
- 4. The layer of gases surrounding Earth, where weather occurs.
- 5. The average weather conditions in an area over a long period.
- 7. An instrument used to measure air pressure.
- 8. The process of liquid water turning into water vapor.
- 9. A prediction of future weather conditions.
- 11. Severe weather characterized by strong winds, rain, thunder, or lightning.
- 12. A visible mass of water droplets or ice crystals in the atmosphere.
- 15. A prolonged period of unusually hot weather.
- 16. Frozen water vapor that falls to the ground as white flakes.
- 17. A large, powerful storm with strong winds and heavy rain, formed over warm ocean water.
- 18. A boundary between two air masses with different temperatures and humidity levels.
- 19. The movement of air caused by differences in pressure.
Down
- 1. The process of water vapor cooling and changing into liquid droplets.
- 2. A measure of how hot or cold the air is.
- 6. The study of weather and atmospheric conditions.
- 10. A rotating column of air that touches the ground and can cause severe damage.
- 13. A long period of little or no rainfall.
- 14. The amount of water vapor in the air.
- 16. A period of the year with distinct weather patterns caused by Earth’s tilt and orbit around the sun.