All about Earth - Preston W

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Across
  1. 2. Old crust is being destroyed
  2. 5. Melted rock inside Earth.
  3. 7. Outermost, rigid physical layer of earth
  4. 10. inner most chemical layer
  5. 11. The oceanic crust is mostly made up of this rock
  6. 14. when 2 plates slide past each other
  7. 16. when 2 plates slide past each other
  8. 18. proposed the Theory of Continental Drift.
  9. 20. when 2 plates collide
Down
  1. 1. ______ currents form in the Asthenosphere.
  2. 3. when 2 plates pull away from each other
  3. 4. The inner core is solid becuase of this
  4. 6. The continental crust is mainly made of a rock called _________.
  5. 8. Supercontinent
  6. 9. Large moving pieces known as _______ plates are in the Lithoshpere
  7. 12. The core is mostly made up of nickel and this metal
  8. 13. middle chemical layer
  9. 15. Outer most chemical layer
  10. 17. The outer core creates the kind of field.
  11. 19. New crust is formed as a result of _______ spreading.