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