Why Can't We Hear Screams Underwater?

  • Context: High School 
  • Thread starter Thread starter heaven eye
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SUMMARY

The discussion centers on the phenomenon of sound transmission between water and air, specifically why screams underwater are not clearly heard above the surface. Participants confirm that sound travels through water but is significantly dampened when transitioning to air due to the difference in density and the medium's ability to transmit vibrations. The conversation highlights the challenges of sound propagation across different mediums, emphasizing the role of density and frequency in sound transmission.

PREREQUISITES
  • Understanding of sound wave propagation
  • Knowledge of density and its effects on sound transmission
  • Familiarity with the properties of different mediums (water vs. air)
  • Basic principles of acoustics
NEXT STEPS
  • Research the physics of sound waves in different mediums
  • Explore the concept of sound frequency and its impact on transmission
  • Learn about acoustic impedance and its role in sound propagation
  • Investigate real-world applications of underwater acoustics
USEFUL FOR

Students of physics, acoustics researchers, marine biologists, and anyone interested in the science of sound transmission in different environments.

heaven eye
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well, I have a question that i didn't find its answer

the question is :- why i can't hear the screaming inside water from outside ?

I mean if there was a sound inside the water then why people can't hear it from outside


is it the difference in density
or is it the frequency
or the sound fracture

actually I am so confused

I wish to find the answer

thank you
 
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You can do that. Try shouting real loud under water, then the person above water can hear you (although much softer) the other way around works the same way.

Sound is being transmitted, but it's hard to transmit the vibration of the water to the air. That's why it gets damped out a lot.
 
thank you so much mr.galileo
you mean its because transmiting the vibration between two different density
 

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