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'P' and 'S' waves explored
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This simulation allows you to explore the difference between 'P' and 'S' waves.

Have a go image Use the button to start and stop the wave motion.  A red line will show the wave front.  You can also alter the frequency and amplitude of the waves.

Note how the primary 'P' wave propagates faster than the secondary 'S' wave.

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© 1999 MATTER Project, The University of Liverpool

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