Across
- 4. Water is made up of hydrogen and ____
- 5. This is when molecules stick together because of their polarity
- 6. This causes water to flow downhill
- 8. Water ____ expands or contracts
- 9. ____ ____ is vital for good health
- 11. Water molecules have a partially ____ charge
- 13. This is one role of water
- 15. All these processes use water
- 16. Water as a ____ is very important to living things
- 17. Water has ___ states that occur on earth
- 18. Water ____ when it freezes
- 19. These are atoms that are joined together
Down
- 1. This influences earth's weather
- 2. This is an example of how water shapes earth
- 3. This is where water is used to irrigate
- 7. Has a positive charge at one end and a negative charge at another end
- 10. The property that holds molecules of different substances together
- 12. Water Constatly moves from the earth's surface to here
- 13. This dissolves substances
- 14. These scrape way rock and soil