LazyLegion LazyLegion

17-02-2017
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The idea of epicycles was introduced by which astronomer as an attempt to explain the retrograde motion of the planets in the geocentric universe model?
A. Brahe
B. Galileo
C. Ptolemy
D. Copernicus

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garydesir1 garydesir1

17-02-2017

Hi again

The answer is : Ptolemy

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21SAVAGEEE 21SAVAGEEE

18-02-2017

It's C; Ptolemy introduced epicycles into his model because he wanted to explain the retrograde motion of the planets.

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