character: Thomas Edison
topic: Direct Current vs. Alternating Current
grade: 8
subject: Computer Science
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character: Nikola Tesla
topic: Alternating Current Innovation
grade: 8
subject: Computer Science
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character: George Westinghouse
topic: Battle of Currents
grade: 8
subject: Computer Science
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character: Samuel Morse
topic: Impact of Electrical Systems
grade: 8
subject: Computer Science
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