Ptolemy vs Copernicus - Google Docs

October 22, 2014  |  By  | 


Geocentric Model 1 Ptolemy Along time ago in 145 AD Ptolemy was a astronomer studying in Egypt. He believed that the stars and planets revolved around the Earth. 1 < http://www.heritageinstitute.com/zoroastrianism/images/people/western_writers/ptolemy.gif >

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