character: Mr. Brown
topic: Electromagnetic Waves and Their Applications
grade: 10
subject: Physics
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character: Ms. Smith
topic: Electromagnetic Spectrum Overview
grade: 10
subject: Physics
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character: Dr. Collins
topic: Uses of Radio Waves in Communication
grade: 10
subject: Physics
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character: Mr. Lee
topic: Applications of Infrared Radiation in Technology
grade: 10
subject: Physics
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