Volcano - Wikipedia, the free encyclopedia
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A volcano is an opening, or rupture, in a planet's surface or crust, which allows hot magma, ash and gases to escape from below the surface. The word volcano is derived from the name of Vulcano is...
en.wikipedia.org/wiki/Volcano
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Volcanoes become dormant because the Earth's plates are constantly shifting above volcanic hotspots. Each time the hotspot reaches the surface, it creates a new volcano. The tectonic plate continues to shift above the hotspot, and eventually the volcano is shut off ... Home » guide to space » earth » Dormant Volcanoes...
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www.universetoday.com/guide-to-space/earth/dormant-volc...
www.universetoday.com/guide-to-space/earth/dormant-volcanoes/
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May 29, 2009 ... Geologists classify some volcanoes as active and some volcanoes as dormant. But what do they mean? What's the difference between active and ...
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www.universetoday.com/guide-to-space/earth/difference-b...
www.universetoday.com/guide-to-space/earth/difference-between-active-and-dormant-volcanoes/
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Planetary exploration has revealed dramatic evidence of volcanoes and their products on the Earth's Moon, ... They are found on active volcanoes during and between eruptions and on dormant volcanoes, persisting long after the volcano itself has become inactive. Fumaroles grade into hot springs and geysers. The water of most,
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www.answers.com/topic/volcano
www.answers.com/topic/volcano
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Fumarole:A vent or opening giving off gases or steam. Fumaroles occur on both active and dormant volcanoes. ... Lava:Magma or molten rock which reaches the Earth's surface exposed to air or water. Lava occurs as flows, domes, fragments within cones of volcanoes and as pillows formed on the ocean floor.
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library.thinkquest.org/17457/glossary/glossary.html
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; What are the main features of a volcano?; What are active, dormant and extinct volcanoes? What are the different types of volcano?; Where are volcanoes located? ; ... People live close to volcanoes because Geothermal energy can be harnessed by using the steam from underground which has been heated by the Earth's magma.
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www.geography.learnontheinternet.co.uk/topics/whatvolca...
www.geography.learnontheinternet.co.uk/topics/whatvolcano.html
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; This is an image of Mt. St. Helens erupting. Click on image for full size version (40K GIF); Image from: U.S. Geological Survey ... Extinct volcanoes have stopped erupting, dormant volcanoes erupt rarely, and active volcanoes erupt frequently. ... Return to Earth's Surface & Interior...
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www.windows.ucar.edu/tour/link=/earth/interior/volcanoe...
www.windows.ucar.edu/tour/link=/earth/interior/volcanoes_dormant.html
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Extinct volcanoes have stopped erupting, dormant volcanoes erupt rarely, and active volcanoes erupt frequently. ... Click here for full version. HOME Search Kids Teachers Sun Mercury Venus Earth Mars Asteroids Jupiter Saturn Uranus Neptune Pluto Comets; Myths, Stories and Art History and People News Images and...
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www.windows.ucar.edu/tour/link=/earth/interior/volcanoe...
www.windows.ucar.edu/tour/link=/earth/interior/volcanoes_dormant.html&text=t
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16, 2002) — Previously dormant volcanoes in two widely separated areas of the Pacific "ring of fire" are showing signs of life, as documented by new images taken by the Advanced Spaceborne Thermal Emission and Reflection ... Stratovolcanoes such as Chiliques account for approximately 60 percent of Earth's volcanoes.
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www.sciencedaily.com/releases/2002/04/020416074351.htm
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