The distinction between the crust and the mantle is primarily on the basis of a difference in ________.
A)composition
B)color of minerals
C)ability to flow
D)distance from the Sun

Question

Quizplus · Accepted Answer

The crust and mantle have different compositions, with the crust being primarily composed of lighter, silica-rich rocks, while the mantle is composed of denser, magnesium- and iron-rich rocks. This compositional difference is the primary basis for distinguishing between the two layers.

The Distinction Between the Crust and the Mantle Is Primarily