Ridges in the middle of the ocean are places where
one plate slides under another, returning older crust to the mantle.
hot mantle material rises upward and spreads sideways, pushing the plates apart.
plates slip sideways relative to one another.
hot mantle material rises upward, creating volcanic islands.
plates push together, creating ocean mountain chains.Ridges in the middle of the ocean are places?
hot mantle material (magma BTW) rises upward and spreads sideways, pushing the plates apart.
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