Part II1: Case Study: The San Andreas Fault The San Andreas Fault is actually a
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Question
Part II1: Case Study: The San Andreas Fault The San Andreas Fault is actually a transform plate boundary between the North American and Pacific plates. It runs from the border of Mexico northwest through San Francisco and into the Pacific Ocean. Explorer ridge CANADA Juan de Fuca ridge Blanco fracture zone UNITED STATES Mendocino fracture zone Relative motion of San FranciscoNorth American Plate fracture zone Relative motion Los of Pacific Plate Angeles Molokai fracture zone 13. Which compass direction (eg. NE, SE, SW, or NW) does the Pacific plate move in the area of the San Andreas? (Refer to the compass on the above diagram) Which compass direction does the North American plate move in the area of the San Andreas? (Refer to the compass on the above diagram) Pacific plate moves- North American plate movesExplanation / Answer
13. pacific plate : moves to North West
N. American plate : moves to south east.
14. If you look across san andreas fault from Arizona, North american plate will be moving towards RIGHT
15. Looking from san fransisco to west, you will feel like, Pacafic plate will be moving towards, RIGHT itself.
16. It depends upon the position from where you view, Basicaly San andreas fault is a right lateral fault , because it moves to righ from both sides.
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