Across
- 2. Area of land that existed 245 million years ago
- 6. Caused by an earthquake or earth vibration
- 8. Knowledge on which to base belief
- 9. Incapable of or resistant to bending
- 11. Pertaining to the structure or movement of the earth's crust
- 12. Plates that push together
- 14. Plates that pull apart
- 16. Cause to change; make different
- 17. One of the large landmasses of the earth
- 18. The bottom of a sea or ocean
Down
- 1. A large continuous extent of land
- 3. Pushes magma up through a thin hole
- 4. The branch of geology studying the folding and faulting of the earth's crust
- 5. Crash together with violent impact
- 7. Zones where mass of the crust is moving under another
- 10. A single thickness of some substance or material
- 13. A scientist devoted to systematic investigation
- 15. Long narrow depression on the sea floor