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Asked Sep 17, 2019
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To explain the daily and yearly motions of the heavens, ancient astronomers imagined that the sun, moon, and stars, and planets were attached to a rotating what?

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Expert Answer

Step 1

Ancient astronomers believed that the stars, sun, and moon were all fixed to concentric spheres that are rotating inside one another. It was also imagined that the stars formed the outermost sphere, followed by the planets, the sun, the moon, and centered by earth.

Step 2

However, further observations showed that the model doesn’t explain the motion of the planets, su...

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Advanced Physics

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