character: Dr. Rivera
topic: Understanding Work and Energy in Everyday Machines
grade: 12
subject: Physics
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character: Ms. Thompson
topic: The Principles of Energy Conservation in Electrical Appliances
grade: 12
subject: Physics
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character: Mr. Chang
topic: Mechanical Advantage in Simple Machines
grade: 12
subject: Physics
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character: Dr. Patel
topic: Thermodynamics in Household Devices
grade: 12
subject: Physics
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