Cards (4)

    • Hydraulic action - the force of the water hitting the river bed and banks causing rocks to break when the water gets into them
    • Abrasion- When rocks carried by the river repeatedly hits the bed or banks of the river.
    • Attrition - Rocks hit each other and keep getting smaller and smaller. This can also make them smoother
    • Solution - when all the rock has dissolved into the water
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