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Unformatted text preview: --see example of Red Sea 3. This is followed by subduction along oceanic margins 4. Eventual closure of ocean basin Continent-continent collision and "suturing"--example: Himalayan orogeny Some plates slide by one another along strike-slip (or transform) faults, such as in California along San Andreas Fault system SUPPORT FOR SEA FLOOR SPREADING-Magnetic "stripes" on seafloor-Bilateral symmetry about the midocean ridge;-Radiometric dating of polarity reversals Island Chains --these appear to move over Hot Spots that are stationary Heat flow from within the Earth drives plate motions Three main forces that move plates 1. Ridge Push 2. Basal drag 3. Slab pull...
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This note was uploaded on 03/30/2008 for the course GEOSC 040 taught by Professor Arthur during the Fall '08 term at Penn State.
- Fall '08