character: Jane Smith
topic: How Different Instruments Produce Sound Frequencies
grade: 9
subject: Physics
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character: John Doe
topic: Understanding Waves and Frequencies in Music
grade: 9
subject: Physics
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character: Emily Johnson
topic: The Physics of Sound: Vibrations and Instrumentation
grade: 9
subject: Physics
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character: Mark Brown
topic: Exploring the Role of Resonance in Sound Production
grade: 9
subject: Physics
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