Universal Gravitation

Year Published: 1960

Creator: Education Development Center www.edc.org

Format: 16mm

Color: B&W

Sound: sound

Description: Explains the law of universal gravitation by imagining a solar system of one star and one planet. Professors Patterson Hume and Donald Ivey as inhabitants of planet X describe the process by which they derived the law in their solar system. Demonstrates the kinematics and dynamics of planetary motion using a large turntable as a model of a solar system. Displays satellite orbits as figured by a digital computer. For more info on PSSC, its history, and films, visit http://www.afana.org/psscfilms.htm

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Academic Film Archive of North America

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