Chemistry, 08.11.2019 10:31, mbprez6029

In the earth's mantle, heat is transferred in large convection currents. within these currents,

a. cooler and hotter rock rise but do not sink.
b. hotter and cooler rock sink but do not rise.
c. hotter rock rises and cooler rock sinks.
d. cooler rock rises and hotter rock sinks.

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