Across
- 1. rain, snow, sleet, or hail that falls from clouds onto the ground
- 3. water as a gas
- 5. An amount of air that moves together as a unit
- 8. the mixture of gases surrounding a planet
- 12. the process by which a gas loses energy and changes into a liquid
Down
- 2. the layer of the atmosphere closest to Earth, where weather happens
- 4. A form of energy that moves from a warmer object to a cooler one.
- 5. the force on a surface caused by the weight of the atmosphere pressing down on Earth
- 6. the process by which a liquid gains energy and changes into a gas
- 7. liquid water droplets suspended in the air
- 9. A measure of the kinetic energy of molecules that make up an object
- 10. to move from one object to another or one place to another
- 11. the movement of air from areas of high pressure to areas of low pressure