One of the discoveries which led to the modern view of the solar system was that the orbits of the planets are ___________.
A) parabolas
B) circles
C) hyperbolas
D) ellipses

Question

Quizplus · Accepted Answer

It was Johannes Kepler who discovered that the orbits of the planets are not perfect circles, but rather they are ellipses with the Sun at one of the foci. This discovery was a key factor in the development of the modern view of the solar system.

One of the Discoveries Which Led to the Modern View