plate teconics

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Across
  1. 6. when tectonic plates slide under each other
  2. 9. a giant ring of volcaons
  3. 10. there is seven of them
  4. 11. ____ are caused by tectonic plates shifting
  5. 12. a place where three teconic plates meet
  6. 13. when tectonic plates slide into each other
  7. 14. hot fluid or semifluid material below or within the earth's crust from which lava and other igneous rock is formed on cooling.
  8. 15. the super continent
Down
  1. 1. the rigid outer part of the earth, consisting of the crust and upper mantle
  2. 2. when tectonic plates slide past each other
  3. 3. whats in between the earth's crust and the outer core
  4. 4. the highest places in the world
  5. 5. ___ is a outdated way to measure earthquakes
  6. 7. A ____ is an opening on the surface of a planet or moon that allows material hotter than its surroundings to escape from its interior
  7. 8. a device that measures earthquakes