Smith Cheerleaders Hana Hernandez and Louisa Miller-Out demonstrating a toe touch. Photo by Sadye Prebus. What do cheerleaders and Sir Isaac Newton have in common? A robust understanding of the laws of physics! Based on his observations of the behavior of objects on Earth, Newton wrote three laws of motion. Cheerleaders understand these laws intuitively and apply them in order to execute difficult stunts. Gary Felder, a professor of physics at Smith, helped break down two fou