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Plate Boundaries

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    Plate tectonics, plate boundaries, geological events and structures
  •   Study   Slideshow
  • When two continental plates pull apart what geologic event or structure occurs?
    Mid-ocean ridge
    Oceanic Trench
    Volcanoes
    Continental Rift
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  • A long time ago all the continents were connected, what was the name of this supercontinent?
    Pangea
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  • What two plates need to interact for a chain of volcanoes to form?
    Continental and Oceanic
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  • What two plates need to interact for a mid-ocean ridge to form?
    Oceanic and Oceanic
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  • What two plates need to interact for a mountains to form?
    Continental and Continental
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  • Who was the first person to introduce the idea of plate tectonics?
    Charles Darwin
    Gregor Mendal
    Alfred Wegener
    Isaac Newton
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  • What is seafloor spreading?
    When two oceanic plates pull apart, magma rises up and creates new crust. This happens over and over again causing the seafloor to get wider.
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