Which are features of Copernicus's model of the solar system? Select the three correct answers.(1 point)

Question

Responses

The stars are fixed to an outer sphere.
The stars are fixed to an outer sphere.

All planets orbit the Sun at the same speed.
All planets orbit the Sun at the same speed.

The planets move in perfect circles.
The planets move in perfect circles.

Earth is fixed to a crystalline sphere.
Earth is fixed to a crystalline sphere.

The outer planets move in epicycles.
The outer planets move in epicycles.

The Sun is at the center.

Answer 1

The correct features of Copernicus's model of the solar system are:

1. The stars are fixed to an outer sphere.
2. The planets move in perfect circles.
3. The Sun is at the center.