Question

enumerate the difference between the sial and the sima layers in crust in short answer

Answer 1

Sima is the earth's crusts lower layer and contains rocks with an abundance of magnesium silicate minerals, the word Sima is an amalgam of the first two letters of Magnesium and Silica. While Sial makes up a majority of the continental crust, the oceanic crust is primarily composed of Sima.

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Answer 2

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