Extra Credit

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Across
  1. 3. Astronomy is the study of
  2. 6. a layer of the Earth which is not solid is described as?
  3. 11. the Scientist that studied Geophysics
  4. 13. Gravity is not a theory but a Scientific --?--
  5. 14. The sphere that holds the weather
  6. 15. This means life
  7. 16. System of measuring based on counting by 10
  8. 17. The study of water
  9. 18. the Science instrument that measures mass
  10. 20. type of crust which is denser than the Continental Crust
Down
  1. 1. Volume multiplied by Density
  2. 2. the _____ core which spins faster than the rest of Earth
  3. 4. Non living elements in the environment
  4. 5. studies chemicals, atoms, and elements
  5. 7. The knowledge about or the study of the natural world
  6. 8. The variable that the Scientist changes
  7. 9. Mass divided by Volume
  8. 10. Geo means what?
  9. 12. Density causes ____ in the Earth
  10. 19. the study of structures of organisms