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ICSE Class 7 Answered

What is SIAL and SIMA?
Asked by Topperlearning User | 23 Apr, 2015, 01:07: PM
answered-by-expert Expert Answer

SIAL is the layer which forms the continents. It is made up of Silica (Si) and Aluminium (Al).

SIMA is the layer which makes up the ocean floor. It is called so because it is made up of Silica (Si) and Magnesium (Mg).

Answered by | 23 Apr, 2015, 03:07: PM
ICSE 7 - Geography
Asked by aryanjitendra804 | 15 Aug, 2020, 06:59: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
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