Across
- 4. What regulates Earth's temperature
- 7. The freezing point of water
- 9. Water falling from the clouds
- 10. This cycle is the continuous circulation of water in the atmosphere
Down
- 1. How much water is in the brain
- 2. Vapor of a solid or a liquid
- 3. Most important resource in the world
- 5. 78% of Earth's atmosphere is made up of this gas
- 6. Formula for water
- 8. Water transferred in the liquid state