'Ptolemy' diaporamas de présentation

a) the Earth orbits the Sun. b) the Moon orbits the Earth. c) stars are in constant motion. d) the Sun orbits the Earth.

Question 1. Constellations appear to move across the sky at night because. a) the Earth orbits the Sun. b) the Moon orbits the Earth. c) stars are in constant motion. d) the Sun orbits the Earth. e) the Earth spins on its axis. Question 1. Question 1.

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History of Astronomy

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The Spread of Hellenistic Culture

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THE SCIENTIFIC REVOLUTION

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