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