Social Sciences, asked by bultikundu105, 7 months ago

identify the term that stands for the topmost layer of the earth comprising of silica and aluminium

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Answered by Nuthanasrija15234

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Plz take a photo I didn't understand

Answered by Naomi7

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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. ... The uppermost layer of the crust is called sial consisting of silicate and Aluminium (Si =silicate, Al= aluminium).

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