A dangerous wave
A wave is a disturbance that propagates through water or air.
A wave can be quite an attraction…
But it can also bring death…
Tsunami – a harbour wave
Tsunami – a harbour wave
What causes tsunami.
An eruption of submarine volcano
Underwater tectonic activity Sudden subsidence or upheaval of the ocean bottom
An asteroid hitting the Earth
Only a knowledge of reasons which cause tsunami and methods of early diagnosing its occurencies, can prevent us from a catastrophe. Possibilities of diagnosing we owe to physics.
Based on: http://www.if.uj.edu.pl/pl/PFNMO/edukacja.php http://pl.wikipedia.org/wiki/Fala