Geography · The Earth's Crust
Which two elements are found in the highest proportions in the upper part of the Earth's crust (Sial layer)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Silica and Magnesium
- 2Iron and Magnesium
- 3Silica and Iron
- 4Silica and Aluminium✓
Correct answer
Silica and Aluminium
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