Question

what are the two parts of the crust ? and what are the basic of the classification

Answer 1

Crust is subdivided into two farther parts -
◆ SIAL (CONTINENTAL PART):
✓This part consists of Silicon and Aluminium.
✓ It is the continental part of the Earth's crust.
✓ It is a discontinuous layer of the Earth's crust.
✓ It is a granite layer of the Earth's crust.
◆ SIMA (OCEANIC PART):
✓ This part consists of silicon and magnesium.
✓ It is the oceanic part of the Earth's crust.
✓ It is a continuous layer of the Earth's crust.
✓ It is a basaltic layer of the Earth's crust.

Answer 2

Answer:

Earth's crust is the outermost layer. It can be classified into Continental crust and oceanic crust, on the basis of chemical composition. The continental crust is made up of silica and aluminium.

Explanation:

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