1. Physical and Chemical Properties of Water Quiz

2. 1. Why is a water molecule polar?

3. 2. What side of the water molecule is positive?

4. 3. What side of the molecule is negative?

5. 4. What gives the water molecule the ability of cohesion and adhesion?

6. 5. Why does ice float in water?

7. 6. What attractive force causes water molecules to stick to each other?  

8. 7. List a physical change in matter?

9. 8. List a physical change in matter?

10. 9. What causes coastal climates to be more moderate?

11. 10. That fact that water is __________ gives it all of its special properties.

12. 11. Growth rate will double if temperature increases by ___?

13. 12. Most natural water systems require _____ppm of Dissolved oxygen to support a diverse population

14. 13. pH of 2 is?

15. 14. pH of 11 is? 

16. 15. Fish would rather live at what end of the pH scale?

17. 16. If hydrogen ions increase then ____ increases?

18. 17. _________refers to the capability of water to neutralize acid.

19. 18. Nitrates are washed from _______ into rivers and streams.

20. 19. ________ is the overproduction of vegetation.

21. 20. Turbidity is the measure of how ______ water is.