What is a tsunami
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- A warning of a tsunami is a moving away from the sand.
- When the tsunami is going to hit the shore it will slow down but it grows bigger
- n March 2011, the Tohoku earthquake off the eastern coast of Japan caused a tsunami that was a major factor in the death of over 15000 people.
- The tsunami waves created by the Tohoku earthquake reached heights of over 40 metres (131 feet) in some areas, wiping out coastal towns and causing a number