Simple Machines: Lever
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Complete catalog record
Presents the lever as a simple machine which can change the amount of force and/or its direction. Presents the interrelationship of force and distance; and shows such familiar forms f the lever as a seesaw, nutcracker, and broom. Also shows examples of more complex machines which utilize the principle of the lever. (Simple Machines Cort Series).
Sources
- 16mm Filmography (legacy record) — title, year, length, catalog record
Original permalink · Record added 2024-09-08 08:30:47