... 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 ... falling bodies, his development of the first law of motion and the experiments which led up to it, and his work on the motion of projectiles. There are two major proofs which come out of Galileo's experimentation with falling...

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• Approx Pages: 17
• Has Bibliography
• Grade Level: High School