The disk-shaped cloud that formed our solar system is called the solar nebula because:
A) the concentrated mass near the center eventually forms into the Sun.
B) it is whirled around by solar wind.
C) the spinning disk was infinitely brighter than the rest of the solar system.
D) None of the above is correct.

Question

Quizplus · Accepted Answer

The solar nebula is the disk-shaped cloud from which our solar system formed. The concentrated mass at the center eventually became dense enough to form the Sun, making option A the correct choice. Options B and C are incorrect as solar wind did not exist at the time the solar nebula formed, and the spinning disk was not infinitely brighter than the rest of the solar system. Option D is incorrect as there is a correct answer.

The Disk-Shaped Cloud That Formed Our Solar System Is Called