Sun,Earth ,Moon

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Across
  1. 3. holes in the moon where things have hit the moon
  2. 7. tides occurs at a full moon and new moon
  3. 8. phase-phases of the moon during which less of the moon's near side is lit each night
  4. 9. axis- the line on which an object rotates
  5. 11. the path an object follows as it moves around another object
  6. 14. portion of the moon or a planet reflecting light as seen from the earth
  7. 15. tides occurs at a first quarter and at a third quarter
  8. 16. quarter Moon the right half of the moon is shown
  9. 18. quarter Moon all the left half is shown
  10. 20. when earth's rotation axis is tilted directly toward or away from the sun
  11. 21. phase-phases of the moon during which more of the moon's near side is lit each night
  12. 22. orbit of one object around another object
Down
  1. 1. large dark flat areas on the moon
  2. 2. the lighter part of a shadow where light is partially blocked
  3. 4. central, darker part of a shadow where the light is totally blocked
  4. 5. Earth's rotation axis neither toward nor away from the sun
  5. 6. eclipse an occurrence during witch the moon moves into earth's shadow
  6. 7. eclipse an occurrence during which the moon's shadow appears on the earth's surface
  7. 10. mountains on the moon that have been eroded and were created from thins hitting the moon
  8. 12. the periodic rise and fall of the ocean's surface caused by the gravitational force between earth and the moon and earth and the sun.
  9. 13. the bright streaks on the moon's surface
  10. 16. Moon all you see is the completely lit part of the moon
  11. 17. spin of an object around its axis
  12. 19. Moon all you see is the part that is not lit on the moon