2nd nine week haven douglas

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Across
  1. 3. a break or crack in the earth
  2. 4. where the plates touch
  3. 7. low viscosity and fast flow
  4. 9. erupted in 1883
  5. 10. magma on the earth
  6. 12. a belt around the pacific plate
  7. 13. this type of wave moves slower up and down
  8. 14. molten mixture of rock forming substances
  9. 16. the most outer layer of the earth
Down
  1. 1. simplest type
  2. 2. mountains that contain molten rock
  3. 5. slower moving and cooler tempature
  4. 6. this is the point within the eart where 2 tectonic
  5. 8. high in viscosity
  6. 11. this is a device that measures seismic waves
  7. 15. the biggest layer of the earth