8
QuizMultiple Choice

Characteristics of the Seafloor

Question 8 • 2026-27 AL-Earth and Space Science

At the end of seafloor spreading, where does the molten rock solidify?

Answer
A
center of the ridge
B
on the edge of the ridge
C
under the new rock
D
between the old rock layers

Explanation

Molten rock rises through the central裂 of a mid-ocean ridge during seafloor spreading. It cools and solidifies at the center of the ridge, forming new oceanic crust. The new rock then moves outward as more molten rock rises.

AI-written and checked against the verified answer.

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