Plate Tectonics

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Across
  1. 4. A reason why a farmer would live close to a volcano.
  2. 7. The scale used to measure the magnitude of earthquakes.
  3. 8. The machine used to measure the magnitude of an earthquake.
  4. 11. The reason why the plates move
  5. 12. The origin of the earthquake within the earth's crust.
  6. 13. The tube running up the middle of a volcano
Down
  1. 1. The type of volcano formed at a constructive plate boundary.
  2. 2. The city in Japan hit by an earthquake in 1995.
  3. 3. The type of volcano formed at a destructive plate boundary.
  4. 5. The type of crust which is like less dense.
  5. 6. The type of plate boundary when the plates move away from each other.
  6. 9. The type of crust which is dense.
  7. 10. The type of plate boundary when the plates move towards each other.