Structure of the Earth Labeled Diagram

Structure of the Earth Diagram - crust mantle inner core outer core

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CRUSTThe crust is a solid layer of rock on the surface of the planet. The thickness varies between 3 and 30 miles.
MANTLEThe mantle is a semi-liquid layer of magma, or molten rock, that moves due to convection currents.
OUTER COREThe liquid part of the core which has a similar composition to the inner core.
INNER COREThe inner core is the solid part at the center of the Earth. It is made of iron and nickel and has temperatures reaching 5,500°C.