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Question

Innermost part of earth is made of ______________.

A
Sial
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B
Sima
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C
Nife
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D
Ag
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Solution

The correct option is C Nife
  • Sial - it means Silicon and Aluminium, the earth's crust's upper layer is Sial.
  • Sima - The lower part of the earth's crust is formed by Sima that is silicon and magnesium.
  • The innermost layer of the earth crust is formed of Nickle-Iron, which is the reason for the high density of the innermost layer.
  • Ag- silver is found in patches in different layers of the earth's crust.

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Summary
GEOGRAPHY
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