The name of the cold, rocky outer layer., This layer is the surface of the Earth, including the sea floor., The name of liquid rock layer with varying viscosity., This layer is driven by the heat from the core of the Earth., The name of the VERY hot layer made from liquid iron., This layer spins faster than the whole planet., The name of the EXCEPTIONALLY hot layer made of solid iron, gold, platinum and silver., This layer is about the same size as the Moon..

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