Across
- 4. Chemicals that cause solids to clump together in water treatment.
- 8. Chemicals that kill microbes
- 10. Constant movement of water.
- 12. Small holes that exist between grains in a rock or sediment.
- 15. Water that exists in the ground.
- 16. Where so much water enters a stream that it overflows its banks.
- 17. Changes liquid water to vapor.
- 20. Release of water vapor from the leaves of plants.
- 23. High walls that keep a stream within its banks during a flood.
- 24. Water with a low concentration of salt.
Down
- 1. Process in which water falls from the atmosphere.
- 2. Tiny water particles that are grouped together in the atmosphere.
- 3. Large body of freshwater drained by a stream.
- 5. Large sheets of slow, flowing ice.
- 6. Methods for bringing water to crops.
- 7. A storage location for water.
- 9. To use less of something.
- 11. Changes water vapor to liquid water.
- 13. H20.
- 14. A long period of lower that normal rainfall.
- 18. Irrigation method where a small amount of water is delivered directly to a plant, through pipes or tubes.
- 19. Organisms that cause disease.
- 21. underground layer of porous rock or soil that is saturated with groundwater.
- 22. Where a stream begins.