Plate tectonics review #2
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Plate tectonics review #2

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Plate tectonics review #2 Plate tectonics review #2 Presentation Transcript

  • The place where two plates move apart or diverge is called a divergent boundary.
  • Can you explain this diagram!?
  • This is a model of sea floor spreading at a divergent boundary is called a mid ocean ridge.
  • Oceanic crust diverging from oceanic crust
  • : www.ocean.udel.edu Did you know that the Earth’s longest mountain range is underwater and is called the mid-ocean ridge? The Mid-Ocean Ridge system, shown above snaking its way between the continents, is more than 56,000 kilometers (35,000 mi) long. It circles the earth like the stitching on a baseball!
  • Continental crust diverging from continental
  • African rift valley
  • Iceland’s rift valley
  • A transform boundary is a place where two plates slip past each other, moving in opposite directions.
  • San Andreas Fault in California
  • http://www.youtube.com/watch?v=ZxPTLmg0ZCw