tsunami海嘯

404 Team 4

404-4.MOV

When tsunami comes you have to go to the top of the building.

There aren’t any tsunami in Taiwan.But there are lots of tsunami in Japan.

The Japan's Nankaido Tsunami is the biggest tsunami in the world.

The tsunami at least 30,000 people died.

How a tsunami forms?

A tsunami is a long-wave and long-period wave that is formed due to the vertical disturbance of seawater. Tsunamis are mainly caused by undersea earthquakes.