Unit 3 Crossword

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Across
  1. 6. theory on how landforms are created due to earth's movements
  2. 9. two plates collide
  3. 11. two plates separating
  4. 12. one of the large pieces of the surface of the earth that move separately.
  5. 13. happens at bottom of ocean when tectonic plates move apart
  6. 15. the movement of continents throughout time
Down
  1. 1. where two tectonic plates meet under the ocean
  2. 2. formed by divergent boundaries
  3. 3. proposed the theory of continental drift
  4. 4. two plates slide past each other
  5. 5. solid outer part of earth
  6. 7. one plate going under the other
  7. 8. an opening in the seabed of the Earth by which geothermal energy escapes
  8. 10. natural tectonic plate boundaries between two crustal plates
  9. 14. super continent