... like everything dumbed down to simplest form. In the beginning, people believed the universe was geocentric, the Earth is the center of the universe. People believed this because they looked up into the sky and saw that the universe seemed to be moving, but they could not feel the Earth move. Later ... on it was believed that the universe was heliocentric, centered on the sun. The debate between whether the earth was geocentric or heliocentric was ... essentially a debate on whether the earth moved in circles or in ellipses. The ellipses are the idea of a geocentric universe because th...

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• Approx Pages: 8
• Grade Level: High School