At mid-ocean ridges, A.the crust is older. B.sea-floor spreading occurs. C oceanic lithosphere is destroyed. D.tectonic plates are colliding

asked Jul 16, 2017 223k views

1 vote

At mid-ocean ridges,

A.the crust is older.
B.sea-floor spreading occurs.
C oceanic lithosphere is destroyed.
D.tectonic plates are colliding

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4 votes

B. lava from the mantle pushes through spreading them apart

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1 vote

B. is the answer because lava keeps moving away from the source, causing the whole sea floor to move.

Kmnowak answered Jul 20, 2017

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