Earth's Interior Exam Review
Across
- 6. the first thing Alfred Wegner noticed before forming his continental drift theory was that Africa and South America fit together like ______ pieces.
- 7. giant wave caused by an underwater earthquake
- 11. The Earth's inner core is composed of iron and ______
- 12. one of the best pieces of evidence for continental drift is that we find the same ______ on different continents
- 13. chain of islands located over a hot spot
- 15. type of plate boundary where two plates collide
- 16. type of plate boundary where two plates slide past each other
- 17. both temperature and density do this as you go deeper into the Earth
- 18. Most __________ happen along plate boundaries (due to built up tension between plates)
- 19. ocean crust is ______ than continent crust
Down
- 1. can form when two plates collide and cause uplift.
- 2. the ____ core is the only liquid layer of the Earth, which is why S-Waves cannot travel through it.
- 3. ______ in the mantle is responsible for the movements of the plates
- 4. ESRT page number where you can find information about the properties of the different layers of the Earth.
- 5. P waves are ______ than S waves (speed)
- 8. boundary between the crust and mantle
- 9. the _________ rock is located closest to the mid ocean ridge
- 10. type of plate boundary where two plates move away from each other.
- 14. page of ESRT that shows all of Earth's tectonic plates (spell out the page number)