Geology Reference
In-Depth Information
gravity driven, modifi ed a purely thermal convection
model for plate movement?
18. Based on your knowledge of biology and the distribu-
tion of organisms throughout the world, how do you
think plate tectonics has affected this distribution both
on land and in the oceans?
19. What is the supercontinent cycle? Who proposed this
concept, and what elements of continental drift and
seafl oor spreading are embodied in the cycle?
20. Explain why global diversity increases with an increase
in the number of biotic provinces. How does plate
movement affect the number of biotic provinces?
Search WWH ::
Custom Search