BBC Learning Zone Clips


How does sound travel through a liquid?

How does sound travel through a liquid?
Key Info
  • How does sound travel through a liquid?
  • Duration: 01:20
  • Sound travels through liquids as well as through the air, as demonstrated by a team of synchronised swimmers. We learn how sound is transmitted through the particles in the water in the same way as it is in the air. The synchronised swimmers have no difficulty in hearing the music for their routine from a special underwater speaker.
  • Subject:



    Phys: Waves - Sound and Light

  • Keywords: sound, energy, sound travel, liquid, particles, sound wave, vibration
Ideas for use in class
  • Demonstration of key concept.
Background details
  • Clip language : English
  • Aspect ratio : 4x3

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