Levers
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Episode of Series “Simple Machines”. Introduces the concept that the lever is a simple machine which can change the amount of force and distance. Shows such familiar forms of the lever as a see-saw, nutcracker, and broom and examples of more complex machines.
Sources
- 16mm Filmography (legacy record) — title, description, catalog record
Original permalink · Record added 2026-01-23 03:42:59