Crossword Puzzle

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Across
  1. 1. we live on it
  2. 4. don't have it in space
  3. 7. when the moon orbits the earth, the ____ happens.
  4. 9. very hot
  5. 10. comes after a full moon
Down
  1. 2. things moving around or circling another object
  2. 3. comes after a new moon
  3. 5. the alternate rising and falling of the sea
  4. 6. revolves around earth
  5. 8. the imaginary line were planets and other objects rotate