Across
- 6. separates the solid and fluid matter from mixtures
- 7. occurs when warm water vapor or steam touches a cold surface
- 10. water can pass through it
- 11. holds water under ground
- 14. form of surface water
- 15. turning from liquid to vapor
- 17. mass of ice or snow that moves under the influence of gravity
- 18. divides the Earth into hemispheres
- 19. half of the Earth
- 20. is built to access underground water
Down
- 1. introduction of harmful materials into an environment
- 2. climate condition in a small area
- 3. separates watersheds
- 4. day to day temperature
- 5. amount of salt dissolved in water
- 8. surface water that falls into the soil
- 9. unit used to measure volume
- 12. long term average temperature in an area
- 13. collects all the water that falls
- 16. quantity of space occupied by liquid, solid or gas