alleryWhere is Earth's crust thickest, at about 30 to 50 km?
AUnder the oceans
BAt the poles only
CUnder the continents
DIn the outer core
Answer & Solution
Correct answer: C. Under the continents
1. Crust thickness differs by type.
2. Under the oceans it is about 6 km, but under continents it is 30 to 50 km.
3. The outer core is a liquid layer far below the crust.
_Source: Wikipedia, Earth, Internal structure_
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