What was the greatest inaccuracy in Copernicus's model of the solar system?
A)that the planets travelled in circular orbits with uniform motion
B)that the planets travelled on epicycles, the centres of which followed orbits around the Sun
C)that the planets travelled in elliptical orbits
D)that the planets were allowed to travel backwards in their orbits

Question

Quizplus · Accepted Answer

Copernicus's model inaccurately assumed that planets traveled in perfect circular orbits with uniform motion, whereas in reality, they travel in elliptical orbits as later described by Kepler.

What Was the Greatest Inaccuracy in Copernicus's Model of the Solar