character: Professor Tempo
topic: Frequency and Its Relation to Pitch
grade: 9
subject: Physics
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character: Professor Melody
topic: Understanding Sound Waves and Their Frequencies
grade: 9
subject: Physics
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character: Dr. Harmonic
topic: The Science of Musical Notes and Pitch
grade: 9
subject: Physics
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character: Ms. Analogue
topic: Wave Frequency and its Effects on Sound Quality
grade: 9
subject: Physics
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