Fresh and Saltwater Systems

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Across
  1. 2. A measure of how acidic or basic water is (low numbers indicated acidity, 7 is neutral and above 7 is basic).
  2. 4. All of the land and water draining into a main body of water. (We live in the Hudson Bay ______________.)
  3. 7. Non-living
  4. 11. A physical characteristic or behavior of an organism that increases its chance of survival.
  5. 13. The variety of different kinds of species living in an area.
  6. 15. A large deposit left at the end of a glacier when it melts.
  7. 16. SHELF A shallow area around the edge of a continent that holds the greatest amount of ocean life.
  8. 19. What happens to water vapour when it forms clouds.
  9. 20. Salt water can be made pure through this process.
  10. 23. The transfer of energy through a fluid.
  11. 24. QUALITY How pure water is.
Down
  1. 1. Formed by a river of water running under a glacier.
  2. 3. The measure of waters mineral content (calcium and magnesium).
  3. 5. There are three main ways humans use water. Two are industry, domestic and _____________.
  4. 6. A group of organisms of the same species that live in a particular area.
  5. 8. One major cause of ocean currents.
  6. 9. 97% of the total water on earth is this type.
  7. 10. Water that is safe for drinking.
  8. 12. Formed when plates move over one another on the ocean floor.
  9. 14. The wearing away of rock and shorelines.
  10. 17. Water that has very few dissolved salts and is found in rivers, lakes and streams.
  11. 18. Most fresh water in the world is found here.
  12. 19. The average weather conditions prevailing in an area or over a long period.
  13. 21. The pull of the moon on the earth causes these.
  14. 22. An underground source of water.
  15. 25. Fertilizer runoff can cause this to grow in water.