PAPER Topics

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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 mo ....

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... 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 away from another plate. In the Earth, hot currents of magma or molten rock may well up and crack the weakened crust above. As the crust cracks, blocks of rock rise or fall forming Fault-block mountains. Examples of these mountains are the Sierra Nevada in California and the Grand Tetons in Wyoming. Dome mountains are formed by the same kind of molten rock that forms Volcanic mountains. As magma ...