Charlie's Dynamic Earth vocabulary

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Across
  1. 6. a space around an invisible electric current
  2. 7. the type of rock oceanic plates are made from
  3. 8. Only liquid layer of Earth
  4. 11. Made the theory of continental drift
  5. 12. Located at the center of Earth
  6. 15. more thick type of crust
  7. 16. release of energy from the lithosphere
  8. 19. drives the movement of tectonic plates
  9. 20. two plates slide past each other
  10. 22. thinner type of crust
  11. 23. Alfred Wegener's frowned theory
  12. 24. Mapped the seafloor
  13. 25. what is moving Eurasia and North America
Down
  1. 1. semiliquid zone
  2. 2. hot liquid inside of Earth
  3. 3. Made up of the crust and a bit of upper mantle
  4. 4. two continental plates leave each other at a divergent boundary
  5. 5. a curved chain of volcanoes formed by subduction
  6. 9. when two plates push towards each other
  7. 10. The type of rock oceanic plates are made of
  8. 13. Located below crust
  9. 14. when plates move apart
  10. 17. where two tectonic plates collide at a convergent boundary
  11. 18. Earth's thinest layer (but hard and rigid)
  12. 21. Supercontinent about 250 million years ago