Old Technology Vs. New Technology

fortress Vol adviseo A screen blowhole is the valets largest active venthole with shal small-scale-sloping sides, and is formed by lava that flows of low viscosity. When it cave ins the sides hawk 15 degrees or less. Shield releasees give rise to be openhanded and in fact the oldest. Many shield volcanoes have diameters of 3 or 4 miles and heights of 1500 to 2000 ft. The volcano is built up slowly over time from a very durable summit vent. Eruptions argon still volatile if water somehow liquidates into the lava. When they erupt it basically pours lava out restfully forming broad plateaus. They put out fountains of lava that form cinder cones. The volcano is produces by action of louse up with heat from solid grounds core. Shield volcano is non the only type of volcano that forms on the ocean trading floor or only in the sea. It is 200 km, 4000m beneath the sea. Shield volcano can be so large that they are sometimes considered to be moun tain range. They are made of thousands of elegant basalt lava. Mauna Loa on the great island of Hawaii is the largest active volcano in the world.

It last erupted in 1984, and erupted 14 times in the twentieth century and 37 times since 1832. The viscosity of the magma as it approaches the coat is dependent on its temperature and composition. Shield volcanoes in the Hawaiian Islands erupt magma as furious as 2,200 Fahrenheit. Shield volcanoes are cognise to form on other planets. The Olympus Mons on impair is the largest known mountain. It is concept to be extinct. The Piton de La Fournaise, on reunion Island, is one of the well-nigh ac! tive shield volcanoes on earth, averaging 1 per year.If you want to get a full essay, order it on our website: OrderCustomPaper.com

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