Friday, June 11, 2010

Volcano Report

Information Report

What is a Volcano?

A volcano is a landforms that results from magma (molten rock within the earth) erupting at surface. It is a Mountain that has all of the Magma inside and spews out when the mantle raises though the crust of the earth.

What are Volcanoes?

Volcanoes a mountains. But unlike most mountains in the world, formed from folding continental plates.

How are They formed?

They are formed when the magma from within the earths upper mantle raise to the surface of the crater in the volcano and erupts with the magma turning into lava.

How does an eruption occur?

When two tectonic plates collide at a convergent boundary, the less buoyant plate is subducted. Flux melting occurs as the subduction plate is heated.

There a different types of volcanoes?

There a four different types of volcanoes. A volcano categorized both by formation and appearance.

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