Machines
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Demonstrates simple machines and how they work to lighten man's work. Includes wheel-and-axle, lever, inclined plane, pulley, wedge and screw., First shows a small boy running vainly to keep up with older members of the Rangers Club who are riding bicycles, thus illustrating man's dependence upon machines. Then exhibits and demonstrates the operation of simple machines such as the lever, the inclined plane, the pulley, the wedge, and the screw. Explains how a door knob and a pencil sharpener are elaborations of quite primitive machines.
Complete catalog record
Demonstrates simple machines and how they work to lighten man's work. Includes wheel-and-axle, lever, inclined plane, pulley, wedge and screw., First shows a small boy running vainly to keep up with older members of the Rangers Club who are riding bicycles, thus illustrating man's dependence upon machines. Then exhibits and demonstrates the operation of simple machines such as the lever, the inclined plane, the pulley, the wedge, and the screw. Explains how a door knob and a pencil sharpener are elaborations of quite primitive machines.NOTE: Two (or more) records have been merged together to create this data.
Related films
Sources
- 16mm Filmography (legacy record) — title, creator, length, format, color, sound, genre, description, catalog record, video
- YouTube channel: A/V Geeks 16mm Films · video ↗ — title, description, video
- Wikidata · Q3274489 ↗ — year, country
Original permalink · Record added 2023-02-27 16:12:16