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Download Plate Boundaries
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Plate Boundaries 2 plates are in contact Divergent Boundary Plates Convergent Boundary Plates Transform (Transverse) Diverge = divide Converge = come together Trans = to cross, beyond 2 plates pull away from each other 2 plates collide 2 plates slide past each other sea floor spreads apart Lots of earth quakes Ex: San Andreas Fault 3 types of Convergent Boundary Plates Folded Mountains Volcanic Mountains 2 plates collide 2 plates collide Earth’s crust crumples to form FOLDED Mountains Ocean Plate DIVES UNDER the continental plate Called SUBDUCTION = Chain of islands (Island arc) 2 OCEAN plates collide Trench Island arc forms Sub = under Volcanic Mountains form Deep trench forms Trench Volcanic Mountain Subduction Examples: Himalayan Mts. Appalachian Mts. Plate dives under islands form near trench ocean plate dives under another ocean plate http://web.cocc.edu/breynolds/tools/Crater1.gif Example: Andes Mountains South America J. Hoffmann Notes/ Jhaugh Visual Organizer/ Google Images/ :File/X:Graphhic Org-Earth Science 2012 Example: Japan
