Gravity may not be visible, but it is ever-present. It affects all things on Earth, including how much we weigh. Learn how animals, plants, and machines employ Archimedes' and Bernoulli's principles to prevail over the force of gravity. Show Me Science: Physics: Understanding Gravity makes learning about physics easier and more fun. This double episode program demonstrates Newton's Three Laws of Motion and Gravity in an entertaining manner.

Originally released by TMW Media Group, 2008. Streaming video file encoded with permission for digital streaming by Infobase on May 08, 2015.

Newton's First Law (5:46); --Newton's Second Law (6:18); -- Newton's Third Law (9:06); -- Review of Gravity (3:19);.