Plate A has oceanic lithosphere on its leading edge that is 10 million years old. Plate B has oceanic lithosphere on its leading edge that is 200 million years old. Which plate will be subducted if they collide with each other, and why?

Biology · High School · Thu Feb 04 2021

Answered on

Plate B will subduct because it is older—and therefore colder—and more dense.

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