Tides

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Across
  1. 3. quarter moon
  2. 5. the farthest away planet/star
  3. 6. density
  4. 7. people live on it
  5. 8. keeps us down on earth
Down
  1. 1. rotates around the earth
  2. 2. moon
  3. 4. something gravity does
  4. 5. full moon
  5. 9. the continual rise and fall of water seas and ocean