#8 Volcanoes
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#8 Volcanoes

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The Earth, from inside out.

The Earth, from inside out.

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    #8 Volcanoes #8 Volcanoes Presentation Transcript

    • OK, so Hot Spots and Subduction lead to EARTHQUAKES and VOLCANOES
    • EARTHQUAKES also occur at TRANSFORM Boundaries, and EARTHQUAKES cause TSUNAMIS, but more on that later... Right now, let’s focus on VOLCANOS
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    • CALDERAS When Volcanoes erupt, the magma chamber may empty causing the Volcano to collapse upon itself.
    • CRATER LAKE in Oregon is a Volcanic Caldera
    • Mt. Saint Helens A Cascade Range volcano that erupted in 1980. Before...and After...
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    • Mt. Saint Helens NOW