List three types kinds of data collected that failed to invalidate continental drift.

1. Why was Wegner’s continental drift hypothesis ultimately rejected? What did it get wrong?

2. List three types kinds of data collected that failed to invalidate continental drift.

3. How are convection cycles related to rift valleys?

4. How does the theory of plate tectonics explain the Pacific ring of fire?

5. How does the theory of plate tectonics explain mid oceanic ridges?

6. How does the theory of plate tectonics explain deep sea trenches?

7. What process creates the magnetic anomaly patterns on the sea floor?

8. Why are oldest rocks of the sea floor so much younger than the oldest rocks of the continents?

9. Why are all the Hawaiian Islands extinct except the Big Island?

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