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CLIP 14080

Musical volcanoes

Musical volcanoes
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Key Info
  • Musical volcanoes
  • Duration: 03:16
  • Geophysicist Bernard Chouet explains how notes from an organ and a volcano about to erupt give off similar resonant signals. As magma enters cracks below the Earth's surface, it resonates and gives off signals known as long period events. These signals can help scientists predict eruptions.First broadcast on 'Horizon: 2001-2002: Volcano Hell' on BBC2 in January 2002.
  • Subject:

    Geography

       Topic:

    Natural Hazards: Tectonic Activity

  • Keywords: Tectonic, activity, volcano, prediction, eruption, lava, plate, boundary, pressure, magma, mantle, Horizon
Ideas for use in class
  • Useful for investigating how we can control and manage volcanoes.
Background details
  • Clip language : English
  • Aspect ratio : 16x9

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