What are tsunami

A tsunami is a series of huge waves caused by the shifting of large amounts of ocean water. Tsunamis are also caused by volcanic eruptions and underwater landslides.

The 2004 Indian Ocean tsunami, also called Asian Tsunami was the most devasting Tsunami in the history. The wave was the result of an earthquake with the epicentre close to Sumatra.

A tsunami is a natural disaster which is a series of fast-moving waves in the ocean caused by powerful earthquakes, volcanic eruptions, landslides, or simply an asteroid or a meteor crash inside the ocean. A tsunami has a very long wavelength. It can be hundreds of kilometers long. Usually, a tsunami starts suddenly. A tsunami is a large ocean wave that is caused by sudden motion on the ocean floor. This sudden motion could be an earthquake, a powerful volcanic eruption, or an underwater landslide. ... Tsunamis travel across the open ocean at great speeds and build into large deadly waves in the shallow water of a shoreline.