Plate Tectonics

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Across
  1. 4. innermost layer of the earth, very hot
  2. 9. An opening in the earth's crust where gases erupt
  3. 11. A break in the earth's crust
  4. 13. When plates slide past each other
  5. 15. Supercontinent
  6. 16. the layer of hot and solid material between Earth's crust and core
  7. 17. The point of origin of an earthquake
  8. 18. bending of rock layers
  9. 20. A deep valley formed because of plate movement
  10. 21. The outermost layer of the earth
Down
  1. 1. How major landforms are created due to movement
  2. 2. A person who studies the properties of the earth
  3. 3. When plates meet and one slides under or over
  4. 5. Continents have moved to a different place
  5. 6. Two tectonic plates are pulling apart
  6. 7. When plates crash into one another
  7. 8. Melted rock beneath the Earth’s surface.
  8. 10. Huge wave caused by sudden plate movement
  9. 12. Vibration from underground movement
  10. 14. When molten adds new crust to the ocean floor
  11. 19. Melted rock on Earth’s surface