Earth's Movement Crossword

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Across
  1. 2. When the moon is becoming "smaller" or less illuminated
  2. 4. The line that goes through the North and South Pole
  3. 5. The four natural divisions of a year based on distance from the sun and temperature
  4. 6. When the tide is at its highest
  5. 7. A pattern that takes about 4 weeks to complete
  6. 9. The slant of the Earth's axis
  7. 10. The rising and falling of the sea
  8. 11. Half, most, or full illumination
  9. 12. Biggest differences in tides and during second and fourth quarter moon phases
  10. 14. The movement of one object around a center or another object
  11. 15. An appearance of the moon based on how much it is illuminated
  12. 16. When the tide is at its lowest
Down
  1. 1. The pull caused by the gravity of an object
  2. 2. When the moon is becoming "larger" or more illuminated
  3. 3. None, little, or half illumination
  4. 6. Half of a sphere
  5. 8. The spinning of Earth that causes day and night
  6. 13. Least differences in tides and during first and third quarter moon phases