character: Nikola Tesla
topic: Alternating Current and Its Effects on Industry
grade: 8
subject: Social Studies
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character: Thomas Edison
topic: Direct Current vs. Alternating Current
grade: 8
subject: Social Studies
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character: George Westinghouse
topic: Commercialization of Alternating Current
grade: 8
subject: Social Studies
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character: Henry Ford
topic: Impact of Electric Power on the Automotive Industry
grade: 8
subject: Social Studies
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