Question

6. Distinguish between sial and sima,
(Geo)​

Answer 1

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. ... It is also called oceanic crust.

hope it will help u

Answer 2

sial and sima are the same no matter how hard headed know you do