13 Universal Gravitation Everything pulls on everything else.
Chapter 13: Universal Gravitation I. The Falling Apple (13.1) A. Isaac Newton (1642-1727) 1. Formulated ideas based on earlier work by Galileo (concept.
Universal Gravitation Physics Mr. Padilla. Falling Apple hits Newton on the head. According to the law of inertia, it would not fall unless acted upon.
The idea that gravity extends throughout the universe is credited to Sir Isaac Newton The apple is falling toward Earth Reason: pulled by Earth’s.
