Question

historical models of the solar system include a _____model or earth-centered universe and a ______model or sun-centered universe.

Answer 1

historical models of the solar system include a GEOCENTRIC model or earth-centered universe and a HELIOCENTRIC model or sun-centered universe.

Answer 2

First Blank - Geocentric model

Second Blank - Heliocentric model

Step-by-step explanation:

In a geocentric model, the earth is assumed to be at the center of the solar system and all other planets , sun and moon (earth's natural satellite) revolve around the earth.

While in a heliocentric model, the sun is assumed to be at the center of the solar system and all other planets including the earth and moon revolve around the sun in elliptical orbit.