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How do the physical and chemical properties of the Earth’s layers differ the deeper the layer it is? ​

Sagot :

Answer:

The layers of different chemical composition outward from the centre of the Earth are as follows: core, mantle, and crust. ... The crust beneath the oceans, which is called oceanic crust, has an average thickness of about 8 km, whereas the thickness of the continental crust ranges from 30 to 70 km.