What offsets the mid-Atlantic ridge's movement at fairly regular intervals?
a. Hydrothermal vents
b. Cooling lithosphere
c. Transform faults
d. Seamounts
ANS: C
The mid-Atlantic ridge does not move in a straight line. Transform faults are fractures that move
horizontally, but faults in general are fractures in the lithosphere along which movement has occurred.
Information can be found in the section The Topography of Deep-Ocean Basins Differs from That of
the Continental Margins
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