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shaking and vibration at the surface of the earth resulting from underground movement along a fault plane or from volcanic activity
a crack in the earth's crust resulting from the displacement of one side with respect to the other
a fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt
3 areas with Volcanic Activity
subduction zones, sea-floor spreading centers and continental rifting, hotspots.
5 types of Volcanic Landforms
cinder cone volcano, caldera/kettle, shield volcano, plateau basalts/flood basalts, composite/strata volcano
plateau basalts/flood basalts
accumulation of horizontal flows formed when lava spreads out of elongated fissures. gentle eruptions
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