Which of the following played the most important role in the ring's formation?
A) Saturn's differential rotation
B) Saturn's Roche limit
C) Saturn's distance from the Sun
D) Debris from volcanoes on Mimas
E) Tidal resonance with Titan

Question

Quizplus · Accepted Answer

Saturn's Roche limit controlled the outermost edge of the ring's formation, determining where particles could or could not exist in orbit around Saturn. This gravitational boundary played the most important role in shaping the ring's outer bounds.

Which of the Following Played the Most Important Role in the Ring's