9
QuizMultiple Choice

Plate Tectonics

Question 9 • 2026-27 AL-Earth and Space Science

Which statement describes the process of subduction?

Answer
A
Convection currents cause two plates to move away from each other.
B
A plate slides beneath another plate due to convection currents and gravity.
C
Materials are heated and transferred within Earth’s interior by density.
D
Heat cycles in the mantle cause plates to constantly move.

Explanation

Subduction happens when one tectonic plate moves down beneath another, usually where the plates collide. Convection currents in the mantle and gravity help drive this movement. Choice B describes a plate sliding beneath another; the other choices describe plates moving apart or broader processes that move heat and plates.

AI-written and checked against the verified answer.

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