Earthquakes

1. Tectonic Plates

2. Landforms

2.1. Mountains

2.2. Volcanoes

3. Pressure

4. Continental Drift

5. Richter Scale

6. Aftershocks

7. Vibrations

8. Magnitude

9. Surface

10. Crust

11. Tremors

12. Plate Boundaries

13. Focus

14. Seismometer

15. Seismic Waves

16. Epicenter

17. Plate Margins

17.1. Destructive

17.2. Constructive

17.3. Collision

17.4. Conservative

18. Convection Currents

19. Mantle