what is difference between Sial and sima.
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SIAL
1. It is the upper layer of the earth.
2. it is made up of silica and aluminium.
SIMA
1. It is the lower layer of the earth.
2. It is made up of magnesium and silica.
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Answered by
1
Sial= Silica + Alumina
sima - Silica + Magnesium
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