The continental crust floats on top of the mantle because the crust is
A B C D
less dense than the mantle. made of a liquid material. made up of oxygen which is a light element. separated from the mantle by a layer of water.
Question: The continental crust floats on top of the mantle because the crust is
(A) less dense than the mantle.
(B) made of a liquid material.
(C) made up of oxygen which is a light element.
(D) separated from the mantle by a layer of water.

Answer: (A) less dense than the mantle.
Answer: (D) separated from the mantle by a layer of water.
Question: The continental crust floats on top of the mantle because the crust is
(A) less dense than the mantle.
(B) made of a liquid material.
(C) made up of oxygen which is a light element.
(D) separated from the mantle by a layer of water.
Answer: (A) less dense than the mantle.