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Wave refraction <strong>and</strong> longshore current• As waves reach the shore they “feel” the bottom, slow <strong>and</strong> break• The direction of eave break follows the underwater topography• Causes wave to “bend” <strong>and</strong> become more parallel to shoreline – bending called waverefraction• As it breaks from one side to the other, it creates a current called the longshore current
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