Simple Machines at Sea: An Introduction to the Subject
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Complete catalog record
Uses a ship at sea to demonstrate how man utilizes simple machines to trade distance for force and force for distance. Identifies the types of simple machines used on the ship and on land, and asks the viewer to classify a series of examples.
Sources
- 16mm Filmography (legacy record) — title, year, catalog record
Original permalink · Record added 2024-09-08 08:30:34