Great for elementary and middle school as an intro to new material. If you've ever been to the beach, you know that in no way does the water sit still. In this article, student will read how currents and waves slowly move sand, rocks and sediment around, while catastrophic events (like hurricanes) can change the face of a beach in a matter of hours. Whenever the sand moves to places that get in the way of our ships, we can dredge the sand up and move it somewhere else. But no matter how hard we try, it'll be back. . .
Vocab words: waves, ocean currents, hurricane, dredging
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