Magnetism
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Examines magnetism--what it is, how it differs from electricity, and how it works. Through a student's explanation of his telegraph set to his friend, demonstrates the types of permanent magnets, attraction and repulsion, making of magnets, fields of force, electromagnets, and the everyday uses of magnets.
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Sources
- 16mm Filmography (legacy record) — title, year, creator, length, format, color, sound, genre, description, catalog record
- Wikidata · Q124030779 ↗
Original permalink · Record added 2024-04-20 17:21:38