Across
- 7. water can be passed through
- 9. climate condition in a small area
- 11. Temperature average over a long period of time
- 12. Changing from a liquid to vapor
- 15. Hemispheres that make up the earth
- 16. daily temperature
- 17. One-half of the earth
- 18. collects water that falls
- 20. something that can separate solid and fluid matter from mixtures
Down
- 1. helps separate watersheds
- 2. the amount of salt dissolved in water
- 3. The area occupied by a liquid, gas, or solid
- 4. The unit used to measure volume
- 5. Water falling on the surface of the soil
- 6. When harmful waste enters an environment
- 8. A mass of ice or snow that is subject to gravity
- 10. It occurs when warm vapors or steam are in contact with cold surfaces
- 13. Water is held underground
- 14. needed to access underground water
- 19. a type of surface water