Topic: Volcanic Eruption
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Answers to Common Questions
What Causes a Volcanic Eruption?
The cause of a volcanic eruption is the plates in the Earth's crust shifting, allowing the hot magma to release gases. Once these gases buildup, the volcano erupts. Look here for more information: http://library.thinkquest.org/03oct/0118... Read More »
Source: http://answers.ask.com/Science/Nature/what_causes_a_volcanic_erup...
When was the Last Volcanic Eruption?
The 340th Bombardment Group of the United States Army Air Force happened to be stationed at Pompeii Airfield near Terzigno, Italy just a few kilometers from the eastern edge of Mount Vesuvius when the last eruption occurred in March of 1944... Read More »
Source: http://answers.ask.com/Science/Nature/when_was_the_last_volcanic_...
What is Volcanic Eruption?
A volcano is when pressure on the magma chamber forces magma up through a volcano vent. The kind of eruption depends on the gases and silica in the magma. If the chamber would happen to be blocked then the pressure would build up and cause ... Read More »
Source: http://answers.ask.com/Science/Nature/what_is_volcanic_eruption
Featured Content:
Volcanic Eruption
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When a volcano erupts, hot magma (molten rock), gases and volcanic ash are emitted. The explosiveness of the eruption depends on the consistency of the magma and the amount of pressure built up prior to eruption.
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More Common Questions
Answers to Other Common Questions
Volcanic eruptions are caused by the pressure of gas within the earth's crust. Magma is formed when the upper mantle of earth's crust melts under the intense heat. The eruption of gas pushes the magma up, causing the eruption.
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Source: http://answers.ask.com/Science/Nature/how_do_volcanic_eruptions_o...
During a volcanic eruption, the hot material that is found under the surface of our Earth, called magma starts to move to the surface. When the magma is able to break out, this is what is known as a volcanic eruption.
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Source: http://answers.ask.com/Science/Nature/what_happens_during_a_volca...
There are two major types of volcanic eruptions. Explosive volcanoes such as Mount St. Helens in Washington State erupt in chutes of lava, smoke and ash. Effusive volcanoes such as the Kilanea volcano in Hawaii create rivers of gently flowi...
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Source: http://www.ehow.com/facts_7782090_types-volcanic-eruptions.html
Today there are more than 500 active volcanoes in the world. During an eruption, the impact hurls rock debris that can set buildings on fire and cause windows to break. Noxious fumes are also released, endangering people who live within 100...
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Source: http://www.ehow.com/how_4026_prepare-volcanic-eruption.html
Find out if you live in an area with active volcanoes that could pose a threat to you or your family . Know the evacuation routes for your area. In times of stress it is possible you will forget this information, so it may be wise to keep a...
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Source: http://www.ehow.com/how_2156874_survive-volcanic-eruption.html
1 Empty land Evaluate sites for risk of volcanic disasters before even putting up structures in these sites . 2 A Bulldozer creating dikes Reinforce existing building structures and build protective works such as dikes to deflect lava and l...
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Source: http://www.wikihow.com/Be-Ready-in-a-Volcanic-Eruption
