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Understanding Seafloor Spreading Quiz

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1. What hypothesis does the phenomenon of seafloor spreading support?

2. Who proposed the concept of seafloor spreading?

3. Seafloor spreading occurs at which type of plate boundary?

4. Which ocean basin is most greatly affected by seafloor spreading?

5. Why is the age of the crust on the seafloor younger than the continental crust?

6. What is the role of magma in seafloor spreading?

7. What geological feature is formed by seafloor spreading?

8. Which geophysical evidence supported the concept of seafloor spreading?

9. How is the process of seafloor spreading relevant to the study of Earth's ancient magnetic field?

10. Which scientific tool was crucial in providing evidence for seafloor spreading?