character: Dr. Smith
topic: Understanding Sound Frequency and Medium Interaction
grade: 10
subject: Physics
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character: Ms. Johnson
topic: Waves and Their Applications
grade: 10
subject: Physics
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character: Mr. Lee
topic: The Science of Sound: From Waves to Hearing
grade: 10
subject: Physics
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character: Professor Brown
topic: Exploring the Properties of Sound Waves
grade: 10
subject: Physics
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