character: Captain Acoustics
topic: Applications of Sound Reflection in Real Life
grade: 10
subject: Physics
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character: Professor Wave
topic: Echo Location in Animals
grade: 10
subject: Physics
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character: Dr. Soundwave
topic: Architectural Acoustics
grade: 10
subject: Physics
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character: Sonic Explorer
topic: Ultrasonic Cleaning Applications
grade: 10
subject: Physics
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