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Galileo Galilei
Astronomer and Physicist, 1564 -1642
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Born February 15, 1564 in Pisa, Italy
Galileo died January 8th at Arcetri in 1642
Discovered several of Jupiter’s moons and phases of Venus.
As a professor of astronomy at University of Pisa, Galileo was required to teach the
accepted theory of his time that the sun and all the planets revolved around the Earth.
Galileo did not believe in this theory and was set under house arrest.
"The Law of Inertia"
http://www.lucidcafe.com/library/96feb/galileo.html
Law of Motion: Aristotle thought that heavier masses fall faster than lighter masses,
but Galileo discovered that all matter had the same laws of motion and that everything
would fall or accelerate at the same speed if differences in friction or windresistance were eliminated.
Galileo’s telescope