Consider the five facts listed below. The nebular theory of the formation of the solar system successfully accounts for four of these facts, while one can be considered to be just a coincidence. Which fact is a coincidence?

A) Our solar system has an equal number of terrestrial and jovian planets.
B) The planets all orbit around the Sun in nearly circular orbits in nearly the same plane.
C) The planets divide into two major types, terrestrial and jovian.
D) The solar system has many small bodies, and these are concentrated in the regions known as the asteroid belt, Kuiper belt, and the Oort cloud.
E) There are many impact craters on the Moon.


A) Our solar system has an equal number of terrestrial and jovian planets.

Physics & Space Science

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