According to the whole-mantle model of mantle convection:
a. small amounts of material...
According to the whole-mantle model of mantle convection:
a. small amounts of material from the mantle move upward to the surface.
b. slabs of cold oceanic crust move down and into the lower mantle.
c. large chunks of continental crust are pulled down into the lower mantle.
d. material from the core-mantle boundary rises into the mantle to form mantle plumes.
Answers: 2
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