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Kyle George – EDU-384 July 2 nd 2014
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A volcano is a mountain that forms when magma reaches the surface of the Earth. Magma rises because it is less dense than the solid rock around it
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VENT- the vent is the opening from which lava flows. Dust, ash, and rock particles can also be thrown out of the vent!
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Crater- the top of the volcano. It is a funnel shaped pit. It is formed when the material explodes out of the vent!
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Volcanic cone- is the pile of lava, dust, ashes, and rock around the vent. It can be found in different shapes.
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Shield Cinder Cone Composite
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Is wide and somewhat flat. It forms from a quiet eruption. Lava flows out quietly and for great distances.
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Has tall, very steep sides. Has explosive eruptions. This eruption produces a lot of cinder and ash.
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Form from explosive eruptions. Produce a lot of lava and ash. Is small, with steep sides.
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Graphics of a Magna Chamber:
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Google Images www.google.com www.google.com Bing Images www.bing.com www.nationalgeographic.com www.livescience.com
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