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4 Cards in this Set
- Front
- Back
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Abrasion
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rocks carried along by the river wear down the river bed and banks. |
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Hydraulic action
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The force of the river against the banks can cause air to be trapped in cracks. The pressure weakens the banks and gradually wears it away.
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Attrition
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rocks being carried by the river smash together and break into smaller, smoother and rounder particles.
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Solution
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soluble particles are dissolved into the river.
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