How We Know The Earth Moves (1960)

Explains and demonstrates the Foucault pendulum by which the earth's rotation was first proved. An experiment illustrates star shift, the method astronomers use to determine the earth's solar orbit. We digitized and uploaded this film from the A/V Geeks 16mm Archive. Email us at footage@avgeeks.com if you have questions about the footage and are interested in using it in your project.