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Which of the following is true concerning continental crust?

AIt does not contain radioactive elements.
BIt mostly contains heavier and denser minerals than the mantle.
CIt efficiently transfers heat from the mantle to the surface.
DNone of the above

Verified Answer :

The best answer would be letter D. There is no statement in the choices given that would be considered true concerning continental crust. The crust does not contain radioactive elements, and it is lighter and less dense than the mantle. Also, heat transfer goes from crust to mantle.

Which group contains mostly radioactive elements?



alkaline earth metals

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