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COASTAL PROCESSES IN ACTION Watch the fascinating power of the ocean as it shapes our coastlines! Coastal processes are constantly at work, moving and reshaping sediments along the shore. Traction is when heavier particles roll along the seabed, pushed by the energy of waves. When waves are strong enough, smaller particles are lifted and bounce along the seabed in a process called saltation. As these sediments collide with each other and the seabed, bits break off, becoming smaller, smoother, an