The inner parts of Saturn's rings orbit at a faster speed than the outer parts of the rings.What does this tell us about the rings?
A)The rings are made of solid sheets of material
B)Gravity is not the force that holds the rings in orbit about Saturn
C)The rings are made of a myriad of independently orbiting particles
D)The rings orbit in the direction opposite the rotation of Saturn

Question

Quizplus · Accepted Answer

The fact that the inner parts of the rings orbit faster than the outer parts indicates that the rings are not a solid sheet, but rather made up of numerous small particles that are free to move independently of each other. If the rings were a solid sheet, all parts of it would orbit at the same speed.

The Inner Parts of Saturn's Rings Orbit at a Faster