Question

The sun-centered system of planets developed by Copernicus is an example of a(n)Response area model.
Kepler discovered that the orbit of each planet is a(n) Response area, rather than a perfect circle.

An Earth-centered system of planets is known as a(n)Response area model.

ancient Greek, Ptolemy's geocentric, Copernicus's heliocentric

which answer goes where

Answer 1

Here's how the answers fit into your statements:

1. The sun-centered system of planets developed by Copernicus is an example of a **heliocentric** model.

2. Kepler discovered that the orbit of each planet is an **ellipse**, rather than a perfect circle.

3. An Earth-centered system of planets is known as a(n) **geocentric** model.

So, the completed statements read:

1. The sun-centered system of planets developed by Copernicus is an example of a **heliocentric** model.
2. Kepler discovered that the orbit of each planet is an **ellipse**, rather than a perfect circle.
3. An Earth-centered system of planets is known as a(n) **geocentric** model.