... heavens would be if the Earth truly moved. These assumptions were, of course, based on the works of Aristotle. Galileo wrote to him to correct his errors by using simple geometry (Machamer 29). It is suspected that it was at this point that Galileo began to contemplate the possibilty of heliocentric universe. He admitted in 1597 (albeit only in a private letter ... velocity once imparted to a moving body will be rigidly maintained as long as the external causes of acceleration or retardation are removed, a condition which is [experimentally] found only on horizontal planes...? This velo...

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• Approx Pages: 17
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• Grade Level: High School