1. What is the theory of continental drift?
2. Provide at least 3 pieces of evidence that support Alfred Wegner's theory of continental drift.
3. What is the theory of plate tectonics?
4. Review: What is the lithosphere?
5. Review: What is the asthenosphere?
6. What is the force behind plate tectonics (moving plates)?
7. How does the relationship between temperature and density play a role in the theory of plate tectonics?
Learn more here: http://education.nationalgeographic.com/education/encyclopedia/continental-drift/?ar_a=1 if you would prefer to read!