Basic Electricity: 2 -- How Electricity Is Produced: International Film Bureau
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✎ Suggest a correctionConsultant, James M. McGrath, Lane Technical High School, Chicago; Covers batteries, electron flow, chemical action, the cell, current measurement, description of cell and chemical action, transfer of electrons from copper atoms to zinc atoms, copper as a positive and zinc as a negative terminal, external circuit, construction and uses of primary cells, and construction and chemistry of secondary cells
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