The Oort cloud is a spherical region surrounding the solar system that is believed to be the source of many of the long-period comets that enter the inner solar system. It is located far beyond the orbit of Pluto and is made up of icy objects.

Solved

The Oort Cloud Is

Question 44

Multiple Choice

The Oort cloud is:

A) a spherical solar system halo of icy objects far beyond the orbit of Pluto.
B) a flat region just outside the orbit of Neptune in which icy and rocky objects circle the Sun.
C) the collection of rocky objects orbiting the Sun between the orbits of Mars and Jupiter.
D) the swarm of small satellites around Jupiter.

Correct Answer: