character: Ms. Lee
topic: Applications of Sound Waves in Real Life
grade: 10
subject: Physics
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character: Mr. Johnson
topic: Acoustics in Architecture
grade: 10
subject: Physics
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character: Dr. Smith
topic: Ultrasound Technology in Medicine
grade: 10
subject: Physics
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character: Ms. Garcia
topic: Sonar and Its Use in Marine Exploration
grade: 10
subject: Physics
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