Relier Pairs Waves, Currents & TidesVersion en ligne 5th Grade Science Unit par Julie Copeland 1 Wind 2 What causes surface currents? 3 Wave 4 What is a barrier island? 5 Current 6 Crest 7 What are inlets? 8 Trough 9 How often do tides occur? 10 What are tides? 11 What are estuaries? The repeated movement of water up and down Flowing streams of water that move along a curved path through the ocean in a specific direction The regular rise and fall of the waters in oceans and seas. The movement of Earth and the force and direction of wind. This occurs about twice a day. The highest part of a wave The area where a river meets the ocean Pieces of land surrounded by water on all sides that protect the mainland. The cause of most waves to form The lowest part of the wave Water-filled spaces between barrier islands
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