Across
- 2. thick part of the earth’s crust
- 6. a seismic wave that travels across the surface of the earth
- 9. movement has occurred
- 11. continuous mass
- 13. the rigid outer part of the earth
- 14. mountains formed in part
- 15. record earthquake wave
- 16. tectonics moving lithospheric plate
- 19. rigid sections
- 20. plates that slide past each other
- 21. the first type of seismic wave
- 24. plates that moving apart each other
- 25. second type of earthquake wave
- 26. molten rocks
- 27. outer portion of the earth
- 29. no significant movement
- 30. record made
Down
- 1. concentration of heat
- 3. underwater earthquake
- 4. a line of mountains connected by high ground
- 5. focus of an earthquake
- 7. thin part of the earth’s crust
- 8. vibration of earth
- 10. depression in the seafloor
- 12. plates that move toward each other
- 17. chain of volcanoes
- 18. studies earth
- 22. one plate moves under another
- 23. fault are exactly the opposite of normal fault
- 28. consolidated mixture of minerals