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Which of the statements below is part of both the Ptolemaic and Copernican models?. Physics & Astronomy
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Physics & Astronomy
Which of the statements below is part of both the Ptolemaic and Copernican models?
2019-11-14 19:42:05
Physics & Astronomy
The Moon orbits the Earth once a month
The Sun lies in the center of the Cosmos
Epicycles are needed to explain retrograde motion of the planets
The Earth orbits the Sun once a year
Venus' epicycle must always lie between us and the Sun
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