cinder cone - MR. AITKEN'S CLASS...December 16, 2013 shield volcano Kilauea thin, runny lava Science...
Transcript of cinder cone - MR. AITKEN'S CLASS...December 16, 2013 shield volcano Kilauea thin, runny lava Science...
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December 16, 2013
shield volcano
Kilauea
thin, runny lava
Science Text book
lava flows out and hardens and builds up in layers
cinder cone volcano
it makes a cone shaped hill
cinder, ash and "bomb"s build up around the crater
probably has lava with lots of silica
Science Text book
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December 16, 2013
composite volcano
sometimes quiet
sometimes lava flowssometimes there are violent eruptions
caldera
the huge hole left after the collapse of a volcano
Crater Lake, Oregon
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December 16, 2013
volcanic neck
magma cools and hardens in a volcano vent
after everything else erodes this is left sticking out of the ground
dike
magma forces its way between rock layers
it cools and hardenssoil around it erodes
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sill
magma that squeezes between horizontal layers of rock
intrusion
magma that cools and hardens underground
for example: dikes and sills
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December 16, 2013
batholith
large amounts of magma cool underground
under the earth's crust