character: Ms. Johnson
topic: The relationship between frequency and wavelength
grade: 11
subject: Physics
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character: Mr. Smith
topic: Wave properties and their interactions
grade: 11
subject: Physics
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character: Ms. Lee
topic: Understanding electromagnetic waves
grade: 11
subject: Physics
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character: Dr. Patel
topic: Calculating wave speed using frequency and wavelength
grade: 11
subject: Physics
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