Across
- 3. the boundary that separates the crust and the mantle
- 6. He stated the Continental Drift Theory
- 11. It is the most abundant element in the Earth's crust
- 12. The process in which the crust plunges back into the earth
- 15. preserved remains or traces of organisms from the remote past
- 16. Pangaea is a greek word that means
- 17. Outermost and thinnest layer of the Earth
- 18. It is the period where the continents were still one
- 19. It is faster to travel than S waves
- 20. A depression in the Seafloor due to subduction process
Down
- 1. inner core is made up of nickel and _____
- 2. this is divided into two layers: the inner core and the outer core
- 4. It is where seismic waves are being recorded
- 5. Continents were once large part of a large landmass called
- 7. Branch of geology that deals with the movements that shape the earth's crust
- 8. Pangaea started to break into two smaller supercontinent called Laurasia and Gondwanaland during the _______ period.
- 9. Beneath the crust is the _____
- 10. Consolidated Mixture of minerals
- 13. Rigid section of the lithosphere that moves as a unit
- 14. It is thinner but denser than the continental crust.