Ring material
A) is made primarily of fine dust.
B) has always orbited the giant planets.
C) reflects more than 75 percent of the light that falls on it.
D) must constantly be renewed or the rings fade.
E) is made primarily of kilometer-sized rocks.

Question

Quizplus · Accepted Answer

The rings of giant planets are made of ice and rock particles that are constantly being eroded and dispersed, requiring a continuous supply of new material to maintain their appearance.

Ring Material