![]() Ask: What do you think causes waves? Point out how choppy the waves in one of the photographs looks and challenge students to figure out why. If needed, prompt students with the following questions: Which is biggest? Which is tallest? Which is longest? Have them point to the correct photographs. Ask: How are these the same? How are they different? Students should point out differences such as size, height, and length. Show students the photographs and ask students to compare and contrast the waves. Show students photographs of ocean waves. Tell students that, in oceans, they can find waves all the way across the ocean-not just at beaches.ģ. As students identify each area, ask: Is the water’s surface flat? Does it have waves? Make sure they understand that waves are found in bodies of water of all sizes. Students should be able to point out oceans and lakes. Ask them to identify the areas that are covered with water. Show students the map of the world and a globe. Ask: Where can you find waves? Encourage students to think beyond the ocean with answers such as a lake, puddle, pool, sink, bathtub, and more. Activate students’ prior knowledge about waves.Īsk students if they’ve ever seen, felt, or made a wave. ![]()
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