7th Grade Ch. 14

12345678910111213141516171819202122232425262728
Across
  1. 2. gravitational of the sun produces a tide.
  2. 4. salinity/salt
  3. 7. wave is breaking
  4. 8. ____ high tides and ____ low tides on most coast everyday.
  5. 11. Northern hemisphere the ocean gyres move _____
  6. 13. movement of dense, cold, salt water from the abyssal regions of the surface.
  7. 17. currents set in motion by winds.
  8. 20. the length of the wave.
  9. 21. neap tides happen at ____ moon and _____ moon.
  10. 23. side of the earth facing the moon that the ocean continually tries to flow towards the moon because of it's gravitational pull.
  11. 24. gravity works with moons to form a higher than usual tide.
  12. 26. a tide during the first and third quarter moon when there is the least difference between high and low water.
  13. 27. used in to measure the height of local sea level.
  14. 28. the change of direction with depth.
Down
  1. 1. Southern hemisphere the ocean gyres move _____
  2. 3. deep ocean currents are driven by differences in the water's density which is contolled by termperature and salinity.
  3. 5. the deepest depth below the oceans surface that is affected by the waves passage.
  4. 6. currents forming great circling flows.
  5. 8. bottom of the wave.
  6. 9. ocean surface currents are affected by the rotation of the earth.
  7. 10. the vertical distance between the top and the bottom of the wave.
  8. 12. flow of sea water
  9. 14. current when a wave reaches a beach or coastline and generates a current parallel to shore line.
  10. 15. spring tides happen at ___ moon and ____ moon.
  11. 16. the time between one wave crest and next.
  12. 18. water flowing outward from that is narrow.
  13. 19. daily or twice daily changes in local sea levels.
  14. 22. top of the wave.
  15. 25. heat