character: Ms. Johnson
topic: The Basics of the Doppler Effect
grade: 10
subject: Physics
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character: Mr. Smith
topic: Understanding Sound Waves
grade: 10
subject: Physics
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character: Dr. Lee
topic: Applications of the Doppler Effect in Astronomy
grade: 10
subject: Physics
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character: Ms. Patel
topic: Wave Properties and Behavior
grade: 10
subject: Physics
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