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History, 27.08.2021 01:00 sevanah5506

How does the concept of retrogration reinforce the heliocentric model of the the solar system? It shows that Earth is stationary and all objects rotate around it, therefore the Earth is the center of the solar system
It shows that planets change speed
It shows that all planets move in elliptical orbits
It shows that the Earth must be moving and is therefore not the center of the solar system

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How does the concept of retrogration reinforce the heliocentric model of the the solar system? It...
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