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Mechanical Wave

Introduces waves in matter and how they transfer energy.

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Fast Pool

Fast Pool

Credit: David Jones
Source: http://www.flickr.com/photos/45457437@N00/7890571212/
License: CC BY-NC 3.0

This swimming pool at the London Aquatic Centre was the site of the swimming and diving events in the 2012 Summer Olympics. The pool was designed to be a fast pool.

News You Can Use

  • Unless you’re a competitive swimmer, you probably didn’t even know that some swimming pools are faster than others. But if you’re an Olympic swimmer, like Missy Franklin, then you know that pool design can affect swimming speed. It all has to do with waves!
  • Credit: https://www.flickr.com/photos/50015865@N07/7707348564
    Source: nrcphotos
    License: CC BY-NC 3.0

    Missy Franklin dives into the pool as she tries to set a new record [Figure2]

     

  • Watch this video to see what makes some swimming pools faster than others: http://www.nbclearn.com/summerolympics/cuecard/59599

Show What You Know

Learn more about fast pool design at the link below. Then answer the following questions.

  1. What is a wave?
  2. Swimmers disturb the water and cause waves. How does this affect their speed?
  3. Identify features of fast pools and explain how they minimize waves.
  4. Why are the outer lanes of a pool often left empty during swimming competitions?

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Image Attributions

  1. [1]^ Credit: David Jones; Source: http://www.flickr.com/photos/45457437@N00/7890571212/; License: CC BY-NC 3.0
  2. [2]^ Credit: https://www.flickr.com/photos/50015865@N07/7707348564; Source: nrcphotos; License: CC BY-NC 3.0

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