Ocean Currents

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Across
  1. 3. A spherical object that causes tides
  2. 5. a force that pulls downwards
  3. 7. heats the moon and causes tides
  4. 8. the reason gyres rotate weirdly
  5. 9. the moon causing the water to rise and fall
Down
  1. 1. a long, deep depression in the ocean floor
  2. 2. plastic and fertilizer can be this
  3. 4. the saltiness and density of water
  4. 6. how water flows in the ocean