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Answer in 200-300 word count. Choose one question below and title
your answer with Reply.
1. Will plate tectonics eventually turn off and cease to operate on
Earth? Why or why not?
2. What are the differences between active and passive continental
margins? What is the relationship between plate tectonics and
the various features? Provide an example of each continental
margin.
3. How did the discovery of magnetic anomalies and reversals
process contribute to our current acceptance of plate tectonics
theory
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GLG 220 Week 2 DQ 2

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Answer in 200-300 word count. Choose one question below and title
your answer with Reply.
1. How can the Appalachian Mountains be considered a collisiontype mountain range when the nearest continent is 5,000
kilometers (3,000 miles) away?
2. What is an earthquake? What causes earthquakes?
3. How did the Hawaiian Islands form geologically? How could the
relative age of the islands be determined?
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GLG 220 Week 2 Lab Earthquake Report

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