Title Work Title No: 19847 Medium: Multimedia Date: 1983 (Copyright) Original Summary: Part of the Physical Science Series, this film "...introduces various kinds of energy, including mechanical, heat, light, chemical, electrical, and nuclear. Explains concepts of input and output, demonstrating how input equals output, how energy is transferred from one form to another, and how we obtain work from the output."--Summary from WorldCat Countries of Origin: U.S.A. Genres: Educational
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