character: Student
topic: Doppler Effect in Astronomy
grade: 11
subject: Physics
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character: Teacher
topic: Understanding the Doppler Effect in Star Movement
grade: 11
subject: Physics
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character: Astronomer
topic: Applications of the Doppler Effect in Observing Exoplanets
grade: 11
subject: Physics
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character: Physicist
topic: The Mathematical Foundations of the Doppler Effect
grade: 11
subject: Physics
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