The Oort Cloud is believed to have been formed by:
A)planetesimals that were flung far from the Sun in gravitational encounters with the jovianplanets.
B)icy bodies formed between stars that have been captured by our solar system's gravity.
C)moons that escaped from the jovian planets.
D)debris from an icy planet that broke apart early in the solar system's history.
E)debris from impacts of planetesimals, asteroids and comets with the jovian planets.

Question

Quizplus · Accepted Answer

The Oort Cloud is believed to have been formed by planetesimals that were flung far from the Sun in gravitational encounters with the jovian planets. These planetesimals then became trapped in the outer reaches of our solar system, forming the Oort Cloud.

The Oort Cloud Is Believed to Have Been Formed By