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