Layers of Earth.<br />Many years ago, when Earth was formed, it was very hot.<br />Rains and thunderstorms cooled the outer portion and different life forms started originating on the earth.<br />The outer cool layer on which we live is called Crust.<br />Earth's crust is covered with landforms, air and water.<br />After crust, the next layer is Mantle.<br />Mantle is the layer below the crust. Mantle is very hot. Mantle consists of rocks in molten form.<br />The Core is located just below the Mantle.<br />Core is divided into two parts, outer core and inner core.<br />The outer core is in liquid state.<br />The inner core is in solid state.
