Marine Science Alt Assessment

3. Substance that can be separated by physical means.
6. What covers 3/4's of the earth's surface?
9. A pattern in flowing water.
10. Three percent of the earth's water is _.
12. What is longitude and Latitude measured in?
17. What pulls all the water on earth?
23. Area drained by a river system.
24. The main component of seashells and coral.
25. Indicator solution that only indicates the presence or absence of some substance. (two words)
26. The daily ebb and flow of water.
27. Is oxygen in the ocean lower or higher than oxygen in the atmosphere?
28. Ocean water is more stable than fresh water lakes because of chemicals that act as _.

1. Best surf days are after it rains when it is most what?
2. What percent of the available living space on earth is in the oceans?
4. Occurs when molecules of water vapor come close enough together; forms a cloud.
5. Sea water is most dense just before it _.
7. Acid precipitation _ bodies of water.
8. What is known as the universal solvent?
11. What vents release minerals from deposits under the ocean floor?
13. Process by which liquid water changes to gas.
14. Falling of some form of moisture from sky to earth.
15. What is used to quantitatively measure salt content in ocean water?
16. Polar molecules _ ions of salt.
18. The motion of a wave is not the same as the motion of the water _.
19. The pH of ocean water changes over a what hour period?
20. Refers to the concentration of hydrogen ions in a solution.
21. Water is being _ constantly.
22. What erodes from riverbeds into the ocean?
29. Weather phenomenon that causes a gentle warming of the water by a few degrees; on a large scale it generates weather that destroys life.