The Earth - Compositional Variations ... Heterogeneous

• 0- 40 (miles) Crust - relatively young

  • continental crust and oceanic crust

• Moho separates crust from mantle

• 10- 400 Upper mantle

• 400-2890 Mantle

• 2890-5150 Outer core - Liquid

• 5150-6378 Inner core - Solid

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