1. Plate Tectonics

2. Continental Drift: Alfred Wegener

3. Continental Drift

4. The Continents Today
Antarctica

5. Continental Drift Proof

6. Tectonic Plates Today

7. Processes Where Plates Meet

8. When Plate Separate

9. When Plates Collide

10. When Plates Slide

11. Earthquakes

12. Earthquake Locations

13. Earthquakes in Canada?!

14. Measuring Earthquakes
Less than Generally not felt, but recorded.
Often felt, but rarely causes damage.
Under At most slight damage to well-designed buildings.
Can be destructive in areas up to about kilometers across.
Major earthquake. Can cause serious damage over larger areas.
8 or greater Great earthquake. Can cause serious damage in areas several hundred kilometers across.

15. Volcanoes

16. Ring of Fire

17. Structure of a Volcano