Which of these statements correctly describes the surface of Earth?
A) Individual, solid crustal plates are pushed around by Earth's rotation and the tidal forces of the Moon and the Sun.
B) A thin, deformable crust allows the continents to slide over it.
C) Individual and separate solid crustal plates are pushed around by convective motion in the material of the underlying mantle.
D) A thick, solid crust keeps the continents and ocean floors in fixed positions with respect to one another.

Question

Quizplus · Accepted Answer

The surface of Earth is made up of individual and separate solid crustal plates that move due to the convective motions in the semi-fluid asthenosphere beneath them, which is part of the upper mantle. This process is known as plate tectonics.

Which of These Statements Correctly Describes the Surface of Earth