Oceans Review

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Across
  1. 4. The gradually sloping area at the edge of the ocean is called ________.
  2. 6. The zone where coral and fish live
  3. 7. The Coriolis Effect causes currents in the Northern Hemisphere to rotate _______.
  4. 9. The ________ of the Earth causes the Coriolis affect
  5. 13. Ocean currents are driven by wind, rides and ______ effect.
  6. 14. Ocean currents in the _________ hemisphere move counterclockwise ( Left)
  7. 15. Surface currents are caused mainly by prevailing
  8. 16. The rubber Ducks that fell into the ocean can float forever because they had no _____.
  9. 17. The distance from top to bottom in water
  10. 20. Ocean zone that is dark but some fish do live there
  11. 22. Deep ocean currents are ______. ( Think temperature)
  12. 23. A factor that affects the density of ocean currents
  13. 26. Curtis Ebbesmeyer used rubber ducks to study ocean _______.
  14. 29. A continuous flow of seawater in the ocean
  15. 31. A chain of mountains that run through the ocean basin
  16. 33. The rise and fall of the ocean, caused by the gravitational pull of the moon
Down
  1. 1. The largest ocean
  2. 2. A huge, flat area of the ocean floor
  3. 3. This organism breaks down wastes and dead organisms and returns the materials back to the ecosystem
  4. 5. A process that plants use to make food from sunlight to make energy
  5. 8. The number of oceans on Earth
  6. 10. Current affects climate by cooling or warming the _____ above it.
  7. 11. Ocean currents in the _________ hemisphere move clockwise (right)
  8. 12. Ocean zone that is very dark and cold where there is not much life
  9. 18. An organism that can make its own food
  10. 19. Convection currents cause cooler water at the poles to sink and warmer water at the equator to ______.
  11. 21. The percent of the world that is water
  12. 24. What type of currents are potentially dangerous to swimmers, because they rapidly carry water off shore quickly
  13. 25. Narrow steep sided clifts in the ocean floor
  14. 27. The total amount of dissolved salts in water
  15. 28. Ocean currents are divided into zones based upon temperature, salinity, depth and ________.
  16. 29. An organism that eats other organisms to obtain energy
  17. 30. Many food chains that are put together create a _______ ________.
  18. 32. The smallest ocean