In 1990, if you had looked for large bodies in solar orbit outside the orbit of Uranus, the first you would have come to would have been:
A)Charon.
B)Ceres.
C)Neptune.
D)Pluto.

Question

Quizplus · Accepted Answer

Although Ceres is located in the asteroid belt between Mars and Jupiter and Charon is a moon of Pluto, neither of these bodies are located outside the orbit of Uranus. Neptune does orbit outside of Uranus, but it is not a large body in solar orbit. Therefore, the only correct answer is D) Pluto, which is a large body in solar orbit outside of Uranus.

In 1990, If You Had Looked for Large Bodies in Solar