Water on Land revision quiz 0.0 / 5 ? GeographyWater and riversGCSEAQA Created by: EmmafairbrotherCreated on: 19-05-17 08:46 What is hydraulic action? The force of the water breaks rock particles away from the river channel 1 of 10 What is abrasion? Eroded rocks picked up by the river scrape and run against the channel, wearing it away 2 of 10 What is attrition? Eroded rocks picked up by the river smash into each other and break into smaller fragments 3 of 10 What is solution? (Erosion) River water dissolves some types of rock e.g. chalk and limestone 4 of 10 What is traction? Large particles like boulders are pushed along the river bed by the force of the water 5 of 10 What is saltation? Pebble-sized particles are bounced along the river bed by the force of the water 6 of 10 What is suspension? Small particles like silt and clay are carried along by the water 7 of 10 What is solution? (transportation) Soluble materials dissolve in the water and are carried along 8 of 10 What are the four processes of erosion? Hydraulic action, abrasion, attrition and solution 9 of 10 What are the four processes of transportation? Traction, suspension, saltation and solution 10 of 10
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