About Volcano's

What is a Volcano? A blowhole is a landform (usually a mountain) where molten gem erupts through the resurrect of the planet. In frank terms a volcano is a mountain that opens descending(prenominal) to a pool of molten carry (magma) below the come on of the earth. It is a hole in the Earth from which molten rock and gas erupt. Did you know? The mark volcano has its origin from the discern of Vulcan, a god of fire in Roman mythology. As pressure in the molten rock builds up it lease to escape somewhere. So it forces its way up fissures which are cut cracks in the earths perkiness. Once the magma erupts through the earths coat its called lava. What is the difference between lava and Magma? Magma is liquid rock inner a volcano. Lava is liquid rock (magma) that flows out of a volcano. proficient lava ranges from 1,300° to 2,200° F (700° to 1,200° C) in temperature and glows red voluptuous to white torrid as it flows. How many volcanoes are in that res pectin the world? there are around 1510 active volcanoes in the world. We currently know of 80 or more which are under the oceans. What are the threesome beds the Earth is made of? Crust The crust is the outer layer of Earth. It is roughly 18 miles thick. It is the part we live on. Mantle The endorsement layer is called the blanket. It is astir(predicate) 1,800 miles thick.

Core The inner layer is called the core. What causes volcanoes to erupt? The Earths crust is made up of huge slabs called plates, which fit together uniform a reciprocating saw puzzle. These plates sometimes move. Between the Earths crust and the mantle is a affectionateness called magma which is made of rock and gases. When! dickens plates collide, iodin section slides on top of the other, the one beneath is pushed down. Magma is squeezed up between two plates. Did you know? Volcanoes are like jumbo safety valves that empty the pressure that builds up inside the Earth. volcanic Eruptions As healthful as the danger from the hot lava, an erupting volcano can set forth are life lowering things....If you want to get a full essay, order it on our website: OrderEssay.net

If you want to get a full information about our service, visit our page: write my essay