Across
- 8. Any form of water that falls from clouds to Earth
- 9. Water that flows over land into rivers lakes or oceans
- 10. When water vapor cools and turns back into liquid water
- 11. Melted rock that flows out of a volcano
- 14. The breaking down of rocks into smaller pieces
- 16. An area of land where all water drains into the same river or lake
- 18. Large pieces of Earth’s crust that move slowly
- 19. The layer of gases that surrounds Earth
- 21. A strong wind that moves quickly high in the sky
- 23. When a warm air mass moves over a cold air mass
- 24. The process that traps heat in Earth’s atmosphere
- 25. When a cold air mass moves under a warm air mass
Down
- 1. The gradual increase in Earth’s average temperature
- 2. The movement of heat through liquids or gases
- 3. The amount of water vapor in the air
- 4. A resource that cannot be replaced quickly
- 5. Small pieces of rock sand or soil moved by water or wind
- 6. Melted rock found beneath Earth’s surface
- 7. A large body of air with the same temperature and moisture
- 12. The process when plants release water vapor into the air
- 13. A crack in Earth’s crust where movement happens
- 15. When liquid water changes into water vapor because of heat
- 17. The process of dropping or laying down sediment
- 20. A resource that can be replaced naturally over time
- 22. A tool used to measure air pressure
