First motion studies of mid-ocean ridges show that the faults there are ________, and parallel to the rift valley.

A. deep focus earthquakes
B. compression
C. strike-slip motion
D. normal
E. subduction


Answer: D

Environmental & Atmospheric Sciences

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Which of the following letters best represents a location where sinking air in a Walker cell is most typical?



A) A
B) B
C) C
D) D

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