Question

diffrentiate between Sial and Sima ?

Answer 1

Answer:

sima means major constituent elements of the mantle are magnesium and silicon hence it is called sima and sial means major constituent elements of the lithosphere are silica and magnesium hence it is termed as sial.

Explanation:

Sial is composed of silicon and aluminium.It is upper layer which forms a discontinuous cover over the Earth's crust and is entirely absent the ocean floor. Sima is composed of silicon and magnesium. This is the second layer below sial which forms the ocean base.

Answer 2

Explanation:

here goes ur answer

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