Electricity from chemicals
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Explains chemical reactions which produce electric current in a simplified electric cell. Discusses dry cell, nickel-cadmium and lead storage batteries. Introduces such terms as ion, charge and electrode. Suitable for upper secondary level.
Sources
- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, sound, description
- 16mm Filmography (legacy record) — description, catalog record
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