1.

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

Answer»

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.


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