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16 Cards in this Set
- Front
- Back
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pyroclast |
broken volcanic rock blasting into air |
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magma |
inside earth |
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lava |
on surface |
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magic magma |
not much silica, hot, fluid |
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felsic |
silica rich, cooler, slower |
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intermidiate |
subduction zone |
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shield volcano |
short, wide, basaltic fluid lava flows -hawaii and iceland |
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composite/strato volcanoes |
steep and tall -pyroclastic flows -mt st helens |
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plinian |
column of ash shot into air -strato volcanoes |
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hawaiian eruption |
fluid lava flows -least explosive |
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strombolian |
small pyroclasts -like fireworks |
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st helens |
cascade subduction zone -juan de fuca under north american -vei= 5 -60 deaths |
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my pelee |
carribean -atlantic under carribean -30,000 deaths -coastal tropic town |
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nevado del ruiz |
columbia -lahars buried towns |
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mass wasting factors |
-water content -slope angle -geological -human -vegetation |
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peru, yungay |
nazca plate under south american -triggered by big quake -rockfall to avalanche to buried town |
