Across
- 2. the study of rocks and their history
- 5. tectonic plates in the ocean
- 7. large elevated masses of rocks
- 9. molten rock underneath the earths surface
- 10. large pieces of earths crust
- 11. tectonic plates rubbing against each other
- 14. tectonic plates moving away from each other
- 15. soft unsettled rock and rubble
- 16. supercontinent before they split
- 18. tectonic plates not underwater
Down
- 1. mountain with magma shooting out of it
- 3. volcano formed from the ocean floor
- 4. natural disaster due to plate tectonics
- 6. tectonic plates collide
- 8. caused by the ground falling in from tectonic movements
- 12. caused by oceanic plates moving apart
- 13. crust and upper mantle
- 17. molten rock that is on the surface