Question

differentiate between SIAL and SIMA​

Answer 1

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✨The crust or lithosphere is composed of the sial and sima. Sial is composed of silica and aluminium and consists of solid or continental parts of the Earth's crust.Sial is composed of many kinds of rocks which have the density and composition of GRANITE. ... The desity of Sial is 2.7 while that of Sima is 4.3 .✨

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Answer 2

Continental crust is made of silicon and magnesium so it is called sial and oceanic crust is made of silicon and aluminium so it is called sima