character: Dr. Lee
topic: Wave Properties: Amplitude and Frequency
grade: 9
subject: Physics
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character: Ms. Chen
topic: Understanding Sound Waves: Frequency and Pitch
grade: 9
subject: Physics
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character: Mr. Smith
topic: Exploring Light Waves: Wavelength and Frequency
grade: 9
subject: Physics
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character: Dr. Patel
topic: Introduction to Wave Motion: Amplitude and Energy
grade: 9
subject: Physics
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