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Item Information       Summary     More Content     Subjects     Levers -- Juvenile films.     Pulleys -- Juvenile films.     Physics -- Juvenile films.     Amusement rides -- Design -- Juvenile films.     Browse Catalog       by title:      Levers and pulleys [...         MARC Display

Levers and pulleys [digital videodisc] / produced by Disney Educational Productions ; series producers, Kathy Kachta, Dan Staedler. Elk Grove Village, IL : Disney Educational Productions, [2008] Subjects Levers -- Juvenile films.   Pulleys -- Juvenile films.   Physics -- Juvenile films.   Amusement rides -- Design -- Juvenile films. ISBN:  9781597532143 1597532142 Series:  Disney DVD. Science of Disney imagineering. Description:  1 videodisc (ca. 25 min.) : sd., col. ; 4 3/4 in. Requests:  0 Summary:  "How do the Imagineers make elephants fly? Actually, it's simple machines, that is! Here, the Imagineers give a new look at how levers and pulleys were utilized to create attractions such as Dumbo the Flying Elephant and Soarin' Over California. See how levers and pulleys make work easier by either multiplying or redirecting the effort we put into them. Identify the two forces involved in using a machine and learn to calculate mechanical advantage, given effort and resistance"--Container. Audience:  Grade level: 5-8.   Copy/Holding information No Item Information

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