What is Gravity? Starting with the properties of falling bodies first
formulated by Galileo, Newton applied his three laws of motion to the
problem of Universal Gravitation. Newtonian Gravity is a mutually
attractive force that acts at a distance between any two massive bodies.
Its strength is proportional to the product of the two masses, and
inversely p ... Show More
Oct 2007
Lecture 17: On the Shoulders of Giants: Isaac Newton and the Laws of Motion
Copernicus, Kepler, Tycho, and Galileo together gave us a new way of
looking at the motions in the heavens, but they could not explain why
the planets move they way the do. It was to be the work of Isaac Newton
who was to sweep away the last vestiges of the Aristotelian view of t ... Show More
44m 47s