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24 Cards in this Set
- Front
- Back
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a huge mass of ice and snow that moves slowly over the land.
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glaciers
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a long, narrow glacier that forms when snow and ice build up on a mountain side.
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valley glacier
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a glacier that covers much of a continent or a large island.
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continental glacier
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cold time periods in Earth's history during wich glaciers covered large parts of the surface.
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ice age
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glaciers can only form were.
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were more snow falls than melts
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the process by wich a glacier picks up rocks as it flows over the land.
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plucking
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when glaciers melt it deposits what.
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sediment
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the sediments deposited by a glacier.
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till
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a ridge formed by the till deposited at the edge of a glacier.
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moraine
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a small depresion that forms when a chunk of ice is left in a glacier till.(pothole)
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kettle
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were do waves get there energy from.
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wind
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how do wave particles move.
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up and down
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an area of wave washed sediment along a coast.
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beach
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the movement of water and sediment along a beach caused by waves coming into shore at an angle.
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longshore drift
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a beach formed by longshore drift that projects like a finger in the water
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spit
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a deposit of wind blown sand.
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sand dune
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what is the weakest agent of erosion.
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wind
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the process by wich wind removes surface materials.
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deflation
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a wind formed deposit made of fine particles of clay and silt.
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loess
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waves shape the coast through both _________ and __________.
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erosion and deposition
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were the rock is softer the waves erode the land faster and over time the waves may erode a hallow area in the rock called a __________.
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sea cave
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what forms when waves erode the layer of softer rock that underlies a layer of harder rock.
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sea arch
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when an arch collapses the results might be a.__________.
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sea stack
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wind erosion might form sand dunes and __________ deposits.
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loess
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