Lever, Wheel and Axle, Pulley

Lever, Wheel and Axle, Pulley

Unknown - 1998
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Ever since there has been work to do, people have looked for easier ways to complete their tasks. Animation, graphics, video, and narration are combined to vividly explain the basic physical concepts associated with three of the six simple machines: lever, wheel and axle, and pulley. Each segment includes history and definition, real-world examples, video of simple machines in use, and a content summary. (16 minutes)
Publisher: [Place of publication not identified] : , Cambridge Educational (Firm), , [1998]
Copyright Date: ©1998
Characteristics: 1 online resource (1 video file (15 min., 57 sec.)) : sound, color
video file,rda


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