Thgings I've learned in Science

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Across
  1. 2. The Earth is always tilted towards this star
  2. 5. when the entire side of the moon facing the Earth is lit
  3. 8. the gravity between two objects depends on mass and ______.
  4. 9. the spinning of an object on it's axis
  5. 10. The Law of ____________ states that the oldest layers are at the bottom.
  6. 11. the person who discovered the concept of gravity
  7. 14. Index fossils are used to ______ geologic periods.
  8. 15. the process of rock layers over a long period of time.
  9. 16. when the moon blocks the light from the sun
Down
  1. 1. fossils are ancient organisms _______ in rock.
  2. 3. the movement of an object around another object
  3. 4. outer planets are also called ______ planets
  4. 6. when the Earth blocks the light from reaching the moon
  5. 7. when the right half of the moon is lit up
  6. 12. The tilt of Earth's ______ causes the seasons
  7. 13. Inner planets are more _____ than outer planets.