Across
- 2. the mixture of gases surrounding a planet
- 5. when something stays mostly the same over time
- 7. measure of how hot or cold something is
- 10. rain, snow, sleet, or hail that falls from clouds onto the ground
- 12. one thing that contributes to causing an event
- 14. the layer of the atmosphere closest to Earth, where weather happens
- 16. liquid water droplets suspended in the air
- 17. the ability to make things move or change
Down
- 1. water as a gas
- 3. a measure of how much water vapor is in the air
- 4. when something becomes different over time
- 6. the scientific study of weather
- 8. the process by which a liquid changes into a gas
- 9. the process by which a gas changes into a liquid
- 11. the force on a surface caused by the weight of the atmosphere pressing down on Earth
- 13. a unit of air moving together
- 15. winds that move
