character: Mr. Smith
topic: Electromagnetic Waves and Communication Technologies
grade: 10
subject: Physics
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character: Mrs. Johnson
topic: Introduction to Waves
grade: 10
subject: Physics
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character: Dr. Adams
topic: Applications of Electromagnetic Spectrum in Communication
grade: 10
subject: Physics
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character: Mr. Lee
topic: Wave Properties and Their Impact on Technology
grade: 10
subject: Physics
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