José Manuel NievesSEGUIR Updated: Save Send news by mail electrónicoTu name *

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If we departed the Earth in half, as if it were a huge block, we would see that the court is divided into several layers well differentiated, although the main ones are these: the crust, the thinnest of all, for just a few tens of km thick (even less in the deep ocean); the mantle, much more extensive, a few 3,000 km of thickness and composed mainly of silicates are very hot and whose viscosity and density increase as we go deeper towards the center of the Earth; and the core , the innermost layer, an area of about 3,500 km radio , formed mainly by iron and which is divided into two parts, a liquid outer core and a solid inner core,