Geography · Geomorphology
Which of the following statements regarding the Earth's internal structure is NOT true?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The sima layer floats above the sial layer.✓
- 2The ocean floor is primarily made up of sima (silica and magnesium).
- 3The continental crust is primarily made up of sial (silica and aluminium).
- 4Most of the Earth's volume is occupied by the mantle.
Correct answer
The sima layer floats above the sial layer.
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