Question

How was Aristotle’s model similar to Ptolemy’s model?
Both models stated that the planets rotate on their axes.
Both models stated that Earth is the center of the system around which other objects orbit.
Both models stated that the planets and objects in the solar system have small orbits called epicycles.
Both models stated that the Sun is the center of the system around which objects have elliptical orbits.

Answer 1

The answer is that both models stated that Earth is the center of the system around which other objects orbit.  

That is Aristotle’s model similar to Ptolemy’s model in the way that both stated that Earth is the center of the system around which other objects orbit.  

Ptolemy’s model stated that Earth is the center of universe and other the sun, moon, planets, and stars revolving about it in circular orbits at increasing distance.  

Aristotle’s model stated that the Sun, the Moon, the planets, and the stars travel in different separate spheres. And music of the spheres can be listen when the spheres touch each other. can be heard. He proved that the Earth is spherical,also stated that it is the the center of the universe.

Answer 2

Both models stated that Earth is the center of the system around which other objects orbit.