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8 Cards in this Set
- Front
- Back
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Longshore drift |
the zigzag movement of sand along a beach. Waves push sand on the beach and gravity pulls it back. Depending on which way the longshore current is going is the way the zigzag motion goes. |
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longshore current |
Movement of water along a shore as waves strike the shore at an angle. The direction can change from day to day so sailers need to now what direction it will be today. |
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Sandbar |
A build up of sand that does not break the surface of the water. It can become a spit if it is connected to the mainland. |
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Barrier Island |
A long and narrow build up of sand that breaks the surface of the water. It is parallel to the coast plants can grow on it. |
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Dune |
A mound of sand built up by wind. |
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3 ways a dune can form |
Strong winds, ripples that have grown larger over time, and a constant supply of loose sand. |
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Loess |
Deposits of fine blown sediment, perfect for growing crops. |
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How can wind a water shape land |
It can create beaches, were away landforms, or destroy landforms |
