Across
- 3. plates that slide push
- 7. forms a subduction zones
- 8. when the tectonic plates crash into each other
- 10. a fault line in california
- 11. a rumbling in the ground
- 12. liquid layer of earth
Down
- 1. upper mantle
- 2. the creater of this crossword puzzle
- 4. a solid ball of metal
- 5. when a tectonic plates slide past each other
- 6. the crust and upper mantle
- 9. creater of continentil drift theory