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