Essay on How Mountains Are Formed

Free How Mountains Are Formed papers

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How Are Mountains Formed?

Mountains are formed over long periods of time by forces of the earth.

Mountains just don t appear in any place. Most are formed when plates, or

huge pieces of the Earth s crust, pull and push against each other. Great

mountain ranges are formed by the movement of tectonic plates. Convection

currents deep in the mantle of the earth, begins to well up towards the

surface. As the pressure increases, it sets the crustal plates in motion.

There are different kinds of mountains - Volcanic, Folded, Fault-block, and

Dome mountains. Volcanic mountains are formed when magma comes up

through cracks in the Earth s crust and explodes out lava and ash. The

Hawaiian volcanoes, Mt. Hood, Mt. Etna, Vesuvius, and Mt. Saint Helens are

examples of volcanic mountains. Rocks are hard but in time they can bend or

fold producing Folded mountains. The Alps formed as the Eurasian plate

pushed against the African plate. Other examples of folded mountains are the

Rockies, Himalayas, Appalayas, and the Andes. Fault-block mountains are

formed when one plate pushes or pulls...