Thousands of homes were destroyed by the 2011 Japanese tsunami
The terms in bold link to topics in the AQA, Edexcel, OCR, WJEC and CCEA A-level specifications, as well as the IB, Pre-U and SQA exam specifications.
A tsunami behaves as a shallow-water wave as its wavelength exceeds the depth of water, even in an ocean. The horizontal movement of the water, together with conservation of energy, explains its enormous speed and the size of the huge waves that come ashore. The kinetic energy and wave speed give its power.
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