Callum+Kahupukoro

Tsunami

By Callum Kahupukoro Description of a tsunami A tsunami is called a seismic sea wave. It can grow up to 100 to 300 feet high. It can go 450 to 900kph.Mosely people drown from a tsunami hitting someone. In Japan it is known as a harbor wave. The highest tsunami recorded was 1720 feet tall. What causes a tsunami? When a sudden motion in the ground it can cause a tsunami so can an underwater volcano, Earthquake, underwater landslide, impact of a large meteorite and a powerful volcanic erupting. The effect the disaster has on people, communities and the environment. Lots of buildings are knocked over. Lives are lost from drowning and getting hit by floating objects.

How to forecast a tsunami If you can feel the ground shaking for the 20 seconds and if the tide draws water into the waterline and there is no volcano there then it is a Tsunami.

Interesting facts Did you know that a the worlds tallest tsunami ever recored was 1720 feet tall and the most country to be hit by a tsunami is indonasia.