character: Ms. Sarah Khan
topic: Sound Waves and Their Propagation in Various Materials
grade: 12
subject: Physics
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character: Dr. Emily Carter
topic: Properties of Sound Waves in Different Media
grade: 12
subject: Physics
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character: Mr. James Lee
topic: Factors Affecting Sound Propagation in Gases and Liquids
grade: 12
subject: Physics
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character: Ms. Rachel Adams
topic: Applications of Sound Waves in Modern Technology
grade: 12
subject: Physics
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