Across
- 2. Cause of volcanoes and earthquakes
- 6. Fire hill
- 7. Evidence for the Continental Drift Theory
- 9. Sphere below lithosphere
- 12. Islands with a volanic chain
- 13. Narrow mountain range
- 14. Evidence for the Continental Drift Theory
- 16. Depression in ocean floor
- 17. Mr. Wegner
- 18. The San Andreas _____ Zone
- 19. Mr. Wilson
Down
- 1. Evidence for the Continental Drift Theory
- 3. Layer of Earth between its core and crust
- 4. Hot material below or within Earth's crust
- 5. Shaking ground
- 8. Evidence for the Continental Drift Theory
- 10. Super-continent
- 11. Sphere above asthenosphere
- 14. Study of physical features of Earth
- 15. Innermost layer of Earth