Pulleys And Work Load
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✎ Suggest a correctionExplores what the pulley, a typical, simple machine, can and cannot do. Shows that pulleys do not create energy, but can be used to make a small force exert a large force.
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- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, description
- 16mm Filmography (legacy record) — creator, sound, catalog record
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