Sun Earth Moon

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Across
  1. 2. the path an object follows as it moves around another object
  2. 3. the central, darker part of a shadow where light is totally blocked
  3. 5. a large, dark, flat area on the Moon
  4. 9. when the moon moves into Earth's shadow
  5. 11. the spinning motion of an object
  6. 12. a day when Earth's rotation axis is leaning along Earth's orbit
  7. 14. the rise and fall of sea level
  8. 15. growing
Down
  1. 1. when the moon's shadow appears on Earth's surface
  2. 4. the motion of one object around another object
  3. 6. appearing as such but not necessarily so; seeming
  4. 7. the portion of the Moon or a planet reflecting light as seen from Earth
  5. 8. a day when Earth's rotation axis is the toward or away from the Sun
  6. 10. the lighter part of a shadow where light is partially blocked
  7. 13. shrinking