Tidal Waves

1
Tidal Waves

• Nothing to do with tides!
• More properly call Tsunamis.
• Fascinating physics a product of the active
  Earth but can be catastrophic.

2
Consider Beethoven
3
Focussing the Energy

• Tsunamis travel at the speed of sound (500 mph in
  water).
• A harbour can focus the energy of a tsunami.
• Example Hilo, Hawaii.

4
The Arrival
5
and Again
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The Aftermath
7
The Raw Power