When Do Volcanoes Erupt?

Answer

Volcanoes will erupt when the pressure of the magma within them is so high that the only outlet is the volcanic crater. Magma is turned into lava when it comes out of a volcano and can have temperatures of up to 2,200 degrees F.
Q&A Related to "When Do Volcanoes Erupt"
Volcanoes are formed when there is a great stress inside the earth's crust and the pressure of magma reaches so high that it finds its way upward causing an eruption. Sometimes the
http://wiki.answers.com/Q/When_do_volcanoes_erupt
Okay so think of a pot of boiling water you use to boil pasta in, and you have the lid on. You know that if the water is boiling over the top if you just take the lid off, some of
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There is no surefire way to tell if and when a volcano is going to erupt. The more violent eruptions occur with much less frequency than the smaller ones. Mount St. Helens in Washington
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your moms face.
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