Hindi, asked by anamika9512, 11 months ago

what is mean by Sims and Sial?​

Answers

Answered by 8010130609abc
1

Answer:

In geology, the term 'sial' refers to the composition of the upper layer of the Earth's crust, namely rocks rich in silicates and aluminium minerals. ... On an average, the thickness of sial is till 25 km from the surface.

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