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Bethany Rossiter 05/11/10

Tsunami formation

1. Tsunamis are caused by earthquakes underneath the sea. Earthquakes occur
when two plates suddenly move against each other.
2. A tsunami forms when the energy from the earthquake forces up the seabed
by several metres. This displaces hundreds of cubic kilometres of water.

Page 2

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Bethany Rossiter 05/11/10

create huge devastating waves here. The earthquake just creates the tsunami it
doesn't cause all the devastation to the people on the land. The tsunami however
surges in and destroys everything in its path. Few are killed by the actual wave
but they are killed by being…


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