Which is the process whereby one portion of the lithosphere is forced beneath another and dives downward into the mantle?
A)Rifting.
B)Subduction.
C)Compression.
D)Isotaic uplift.

Question

Quizplus · Accepted Answer

Subduction is the process whereby one portion of the lithosphere (usually oceanic plate) is forced beneath another (either oceanic or continental plate) and dives downward into the mantle. This occurs at convergent plate boundaries where two plates are moving toward each other.

Which Is the Process Whereby One Portion of the Lithosphere