Plate Tectonics Crossword

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Across
  1. 3. the movement of large quantities of ice across land
  2. 4. a type of boundary interaction where plates move together and collide.
  3. 5. heat driven cycles the occur under the Earth's mantle and contribute to tectonic plate movement.
  4. 9. a type of boundary interaction where plates move apart
  5. 10. the most common type of boundary where plates slip and grind past each other.
  6. 12. the point of the Earth's surface directly above the sticking point of an Earthquake
Down
  1. 1. when molten material escapes a rift in the earth's surface to cool and harden to form new oceanic crust
  2. 2. the cause of tectonic plates 'sticking' together at faults.
  3. 6. an instrument used to measure the motion of the ground during Earthquakes.
  4. 7. a transform boundary that is located in California.
  5. 8. a German geophysicist who first proposed a theory and evidence for continental drift
  6. 11. a phenomenon at convergent boundaries where one plate is driven under the other and the weight pulls to rest of the plate behind it.