Ocean Physics Crossword

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Across
  1. 5. shortest wavelength of light
  2. 6. raping change in salinity in the ocean
  3. 8. pressure at at depth of 20 meters
  4. 9. an upward force acts upon it that is equal to the weight of the water displaced
  5. 10. unit for measuring pressure
  6. 11. rapid change in density in the ocean
  7. 12. layer where no light reaches; the midnight zone
  8. 14. used by marine mammals to detect objects in the water
  9. 15. pressure exerted by water
  10. 19. another term for decompression sickness: caused by too fast of an ascent
  11. 20. layer where most marine organisms live; the sunlight zone
Down
  1. 1. the visible portion of the electromagnetic spectrum
  2. 2. most marine life is compose primarily of this which is why they are not crushed at high pressure
  3. 3. the gas in human blood that contracts and expands due to changes in pressure
  4. 4. layer where sound bends into and can travel throughout the ocean basin
  5. 7. rapid change in temperature in the ocean
  6. 13. algae and sediment in the water that scatter shorter wavelengths of light along coasts
  7. 16. layer where light decreases rapidly with depth; the twilight zone
  8. 17. wavelength/color of light that reaches higher depths in the ocean
  9. 18. longest wavelength of light