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Which idea did ptolemyã¢â‚¬â„¢s model use to explain why the planets appeared to move backward as they moved in their orbits?
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Which idea did ptolemyã¢â‚¬â„¢s model use to explain why the planets appeared to move backward as they moved in their orbits?
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Nov 3, 2024
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Which idea did ptolemyã¢â‚¬â„¢s model use to explain why the planets appeared to move backward as they moved in their orbits?
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Answer and Explanation:
Epicycles
Ptolemy’s model used the idea of epicycles, or small circles that the planets make around a point that orbits the Earth, to explain why the planets appeared to move backward as they moved in their orbits.
Nagendra Rao
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Nov 8, 2024
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