Which characteristic is NOT typical of our planetary system?
A) The spin axes of most of the planets are aligned to within 30° to the perpendicular of the orbital plane.
B) The orbits of most of the planets are almost circular.
C) Most of the planets orbit the Sun in the same direction.
D) The physical size of most of the planets is about the same.

Question

Quizplus · Accepted Answer

The physical size of planets in our solar system varies greatly, with Jupiter being more than 11 times the size of Earth and Mercury being less than half the size of Earth. Therefore, D is the characteristic that is NOT typical of our planetary system.

Which Characteristic Is NOT Typical of Our Planetary System