Particles that make up the rings of Uranus and Neptune are composed of:
A) rocky material from tidally disrupted moons
B) organic material that has darkened due to bombardment by high-energy, charged particles
C) icy material from tidally disrupted comets
D) magma from volcanic eruptions on the surfaces of their moons
E) all of the above

Question

Quizplus · Accepted Answer

The particles in the rings of Uranus and Neptune are primarily composed of organic material that has darkened due to bombardment by high-energy, charged particles.

Particles That Make Up the Rings of Uranus and Neptune