==BBC - Sound Waves The Symphony of Physics (2017) Part 2 Using Sound==

[[http://forums.mvgroup.org/index.php?showtopic=69191|BBC - Sound Waves The Symphony of Physics (2017) Part 2 Using Sound]] {{:hdimage.jpg?20|}}

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**Sound Waves The Symphony of Physics**

Dr Helen Czerski investigates the extraordinary science behind the sounds we're familiar with and the sounds that we normally can't hear.

{{http://forums.mvgroup.org/release.images/Harry65/Waves%202.jpg?200&nolink }} **Part 2 Using Sound**

Visiting a hidden location buried beneath the hills of Scotland, Helen experiences some of the most extreme acoustics in the world. Here she learns just how much information can be carried by sound. She discovers how sound has driven the evolution of truly incredible biological systems and complex relationships between creatures that exploit sound for hunting - and escaping from predators. Helen demonstrates how sound waves diffract (bend around objects) and in doing so help us sense danger and locate it. Helen explains how we are not limited to passively detecting sound waves; we can also use them to actively probe the world. From detecting submarines to uncovering the secrets of our planet,
==See Also==

{{http://www.bbc.co.uk/programmes/b08h5gk8|BBC Site}}

==Trailer==

,,Full Version Available Upon Request,, 

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