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The Science of NFL Football: Projectile Motion & Parabolas

In this segment, NBC's Lester Holt looks at the science of projectile motion and parabolas with the help of former NFL punter Craig Hentrich. NSF-funded scientists Jim Gates, a professor at the University of Maryland, John Ziegert, a professor at Clemson University and Rhonda Hughes, a professor at Bryn Mawr College, explain the significance of vertical and horizontal velocity on the trajectory every time an NFL punter kicks a football into the sky.

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