GeographyCLASS 7All
answered 12 Apr 2026What is “sima”?
A.VERIFIED ANSWERfact-checked by tutors
Ans. The ocenic crust mainly consist of silica and magnesium. It is therefore called sima (si-silica; ma – magnesium).
Ans. The ocenic crust mainly consist of silica and magnesium. It is therefore called sima (si-silica; ma – magnesium).