Structure of the Earth Labeled Diagram
Storyboard Leírás
Structure of the Earth Diagram - crust mantle inner core outer core
Storyboard Szöveg
- CRUST The crust is a solid layer of rock on the surface of the planet. The thickness varies between 3 and 30 miles.
- MANTLE The mantle is a semi-liquid layer of magma, or molten rock, that moves due to convection currents.
- OUTER CORE The liquid part of the core which has a similar composition to the inner core.
- INNER CORE The 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.
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