Across
- 1. Air that moves horizontally or parallel to the grou
- 2. A series of events that repeats itself.
- 3. Lumps or balls of ice that falls from clouds.
- 4. A tropical low pressure system with winds blowi
- 7. A whole layer of air that surrounds the earth.
- 8. A gas molecule that consists of 3 oxygen atoms.
- 9. Energy that travels across distances in the f
- 11. Amount of mass in a given volume of a substance.
- 13. The process by which gas, such as water vap
- 14. Any type of liquid or solid water that fal
- 15. Tiny particles or droplets that are mixed in
- 16. Winds that change direction with the seasons.
- 17. A condition in which the rates of evaporat
Down
- 1. The condition of the earth's atmosphere at a par
- 4. The amount of water vapor in the air.
- 5. The process by which a liquid changes into a
- 6. A boundary between air masses.
- 10. Transfer of heat energy from 1 substance
- 12. A scientist who studies the weather.
- 13. The transfer of energy from place to place by