Lesson 5.14
Plate Tectonics through Earth History
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Use this resource to answer the questions that follow.
http://www.learner.org/interactives/dynamicearth/drift.html
1. What did Alfred Wegener notice?
2. What did he discover from his research?
3. What did he call the original supercontinent?
4. What happened 200 million years ago?
5. What landmasses split up 135 million years ago?
6. List the events that occurred 65 million years ago.
7. When did Greenland separate from North America?
8. Explain the plate tectonics theory.
Review
1. Describe the plate tectonics processes that brought Pangaea together.
2. Describe the plate tectonics processes that split Pangaea up.
3. Why do scientists think that there will be another supercontinent in the future?