Geography, asked by Darshankrishna, 5 months ago

why does sial float over sima

Answers

Answered by mohanakrishnan7258

Answer:

The most of the upper layer of the earth is composed of the SIAL. The full form of the SIMA is Silica and Magnesium . ... The SIAL is much lighter than the SIMA, that's why the SIAL floats over SIMA layer. SIAL is said to be continental crust and SIMA is called oceanic crust.

Answered by prabhmannatkaur

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