Plate movement

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  • Plate movement
    • Earth structure
      • Crust
        • Earth's outer shell
      • Lithosphere
        • Crust and upper mantle
      • Mantle
        • High heat and pressure
      • Core
        • Centre part
      • Convection currents
        • Generated by the heat at the core
      • Plate tectonics
        • Circular movement of semi-molten rock
    • Evidence
      • Continental drift
        • 1912 theory proposed by Alfred Wegner
      • Paleomagnetism
        • Provides evidence for sea floor spreading
      • Geology
        • Rocks in S.America and Africa have the same age and compositions
      • Climatology
        • Similar glacial deposits in Antarctic and Africa
      • Living Species
        • Same species of earthworms found in N.America and Asia
      • Fossil Records
        • Unlikely that species migrated across  miles of water
    • Conservative
      • Plates move past each other
      • Pacific plate moves past the North American plate
      • Earthquakes along the Sana Andreas fault in California
    • Destructive
      • Two plates converging
      • Deep sea trenches
        • Peru Chile Trench
      • Island arcs
        • Japan
      • Fold mountains
        • Himalayas
    • Constructive
      • Two plates are diverging
      • Rift valleys
        • East African Rift Valley
      • Ocean ridges
        • Eurasian plate and North American plate

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