Web Results
Tsunami are large waves caused by sudden movement of the ocean due to earthquakes, landslides, large volcanic eruptions or meteorite impact in the ocean.
Most tsunami are caused by large earthquakes on the seafloor when slabs of rock move past each other suddenly, causing the overlying water to move.

en.wikipedia.org/wiki/Tsunami

A tsunami or tidal wave, also known as a seismic sea wave, is a series of waves in a water body caused by the displacement of a large volume of water, ...

oceanservice.noaa.gov/facts/tsunami.html

Tsunamis are giant waves caused by earthquakes or volcanic eruptions under the sea. They speed along as fast as jet planes. As they near land, these waves ...

itic.ioc-unesco.org/index.php?option=com_content&view=article&id=1017:what-are-tsunamis-and-what-causes-them&catid=1004&Itemid=1004

From the area where the tsunami originates, waves travel outward in all directions. Once the wave approaches the shore, it builds in height. The topography of ...

www.voanews.com/a/what-causes-a-tsunami-117813908/167170.html

Mar 10, 2011 ... A tsunami is a series of large waves generated by an abrupt movement on the ocean floor that can result from an earthquake, an underwater ...

www.ga.gov.au/scientific-topics/hazards/tsunami/basics/what

Tsunami (pron: 'soo-nar-me') is a Japanese word; 'tsu' meaning harbour and ' nami' meaning wave. The phenomenon is usually associated with earthquakes, ...

www.nationalgeographic.com/environment/natural-disasters/tsunamis

A tsunami is a series of ocean waves that sends surges of water, sometimes reaching heights of over 100 feet (30.5 meters), onto land. These walls of water can ...

news.nationalgeographic.com/news/2007/04/070402-tsunami.html

Apr 2, 2007 ... In the wake of yesterday's Solomon Islands tsunami, National Geographic News explains how the killer waves are caused, what the warnings ...

www.lincolncity.org/index.asp?SEC=60CBC6B6-CFD1-4396-99A9-12D7D9985602&DE=3CBB9D7F-722A-46E6-A17A-D2C1638084CE&Type=B_BASIC

Tsunamis are ocean waves produced by earthquakes or underwater landslides. The word is Japanese and means “harbor wave,” because of the devastating ...

.ask.com/youtube?q=What+Is+Tsunamis&v=zvVEeSuMorg
Feb 14, 2013 ... Science expert Emerald Robinson explains what a tsunami is.To view over 15000 other how-to, DIY, and advice videos on any topic, visit ...