Science Crossword Puzzle

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Across
  1. 1. when the hemisphere your in is pointed towards the sun
  2. 6. Also known as outer planets
  3. 7. Also known as inner planets
  4. 10. a gap between years of rocks on top of one another
  5. 12. gravity holds the planets in ________
  6. 13. When the moon lines up with the earth and the sun
  7. 14. when a celestial object is moving around another object
  8. 15. When the earth is lined up with the sun and moon blocking the suns rays from the moon
Down
  1. 1. bones formed in a specific way to form a _______
  2. 2. When the moon is fully illuminated
  3. 3. holds the solar system in orbit
  4. 4. when the hemisphere you're in is pointed away from the sun
  5. 5. what form a skeleton
  6. 8. when an object is spinning on its axis
  7. 9. when the moon is not illuminated
  8. 11. different layers of rock formed on top of one another