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geography
Geography
Question | Answer |
---|---|
what is hydraulic action | The fast moving water breaks and wears away material from the bed and banks of the river |
What is abrasion | The load is thrown against the bed and banks of the river and wears it down |
Attrition | The load itself is broken down further as particles bounce of each other and become smooth and rounded |
solution | The water dissolves some of the material |
traction | Large rocks rolled at high flow |
saltation | the hopping motion of pebbles |
suspension | small particles held up within the water |