Magnetic Force.
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Employs animation and live-action photography to show the development of man's knowledge of magnetic force, present-day concepts of the earth's magnetic field, and how the magnetic field is influenced in internal and external forces. Traces the historical development of man's knowledge of magnetism from the early Greeks through Oersted, Ampere, Faraday, to 1960. Cites the present theories relative to the source of the earth's magnetic field and the techniques of measurement employed., Magnetic Force From the series Planet Earth Film Series Produced by Natl Academy Of Sciences; 2101 Constitution Ave NW; Washington; DC ; 20418PC: NAOSCN: Louis De Rochemont AssociatesCC: DEROCH Year published 1960 Grade Level: J H C Distributed on media: 1 film reel (27 min.), optical sound, 16 mm. Color?Color Length: 27 MIN Library of Congress Registration FIA61-664 Description: A study of the earth's magnetic field. Explains the nature and use of magnetism and geo-magnetism. Studies history of magnetism and shows argus experiment and the 'DYNAMO THEORY.'.
Complete catalog record
Magnetic Force. U.S. National Academy Of Sciences. 27 Min., Sd., Color, 16 Mm. © U.S. National Academy Of Sciences; 1nov60; Mp10981.
More in Planet Earth Series
- Fate Of The Earth
- Force of Gravity
- Gifts From The Earth
- Tales From Other Worlds
- The Solar Sea
- Magnetic Force.
- Nearest Star
- The Hidden Earth 1960
- CHALLENGE OF THE OCEANS 1961
- FLORIDA AURORA 1961
- MAGNETIC FORCE 1961
- RADIO WAVES 1961
- RESEARCH BY ROCKETS 1961
- SCIENCE IN SPACE 1961
- SECRETS OF THE ICE 1961
- THE INCONSTANT AIR 1961
- THE SHAPE OF THE EARTH 1961
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Sources
- 16mm Filmography (legacy record) — title, creator, format, color, sound, catalog record
- YouTube channel: 16mm Educational Films · video ↗ — title, description, video
- 16mm Filmography editors — length, genre, description
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