Earth Quakes

1. Europe

2. Asia

3. Pacific ocean

4. Seismometer

5. Tectonic Plates

6. Tension

7. Richter scale

8. Magnitude

9. crust

10. mantle

11. plate bounderies

12. core

13. belt

14. Ring of Fire

15. Destructive plate margins

16. constructive plate margins

17. conservative plate margins

18. volcanos

19. mountins

20. After shock

21. Destruction

22. Earth

23. Continental drift