Question

which of the following element is present in the both the upper continental crust and the lower of oceanic crust of the earth​

Answer 1

Answer:

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Answer 2

Answer:

'Silica' or 'componds of Silicon'

Explanation:

The continents are mainly composed of Silica (compound of Silicon Elements) and Aluminum.

Oceanic Crust: This is the second layer of the crust. It is made up of silica and magnesium. It was earlier called Sima.

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