The word tsunami (pronounced soo-NAH-mee) is Japanese, and it means ‘harbour wave’.


What other things could create a tsunami?

Sometimes when an ocean island collapses it causes a huge displacement of water which can also create a tsunami.  Very rarely, a tsunami can be created by a giant meteor hitting the sea!

Scientists found traces of a huge meteor rock that collided with the Earth 3.5 billion years ago and landed in the sea, which may have created a giant tsunami that drastically changed coastlines and wiped out almost all life on land.

Read More: Japan Tsunami, 11 March 2011

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