When Copernicus first created his Sun-centered model of the universe, it did not lead to substantially better predictions of planetary positions than the Ptolemaic model. Why not? Options: A . &nbspCopernicus used perfect circles for the orbits of the planets. B . &nbspCopernicus placed the Sun at the center, but did not realize that the Moon orbits Earth. C . &nbspCopernicus misjudged the distances between the planets. D . &nbspCopernicus placed the planets in the wrong order going outward from the Sun.

When Copernicus first created his Sun-centered model of the universe, it did not

Question

When Copernicus first created his Sun-centered model of the universe, it did not lead to substantially better predictions of planetary positions than the Ptolemaic model. Why not?

Options:

A . Copernicus used perfect circles for the orbits of the planets.

B . Copernicus placed the Sun at the center, but did not realize that the Moon orbits Earth.

C . Copernicus misjudged the distances between the planets.

D . Copernicus placed the planets in the wrong order going outward from the Sun.

Answer: Option A
:
A

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