character: Mr. Thompson
topic: Introduction to Sound Waves
grade: 10
subject: Physics
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character: Ms. Martinez
topic: The Nature of Sound Waves
grade: 10
subject: Physics
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character: Dr. Lee
topic: Applications of Sound Waves in Technology
grade: 10
subject: Physics
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character: Professor Williams
topic: Sound Waves in Everyday Life
grade: 10
subject: Physics
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