1) What is erosion? a) When the waves move material along a beach. b) When new material is added in a new location. c) When waves break up and remove material. 2) How many types of erosion are there? a) Five b) Three c) Four 3) Match up this process. Waves move sand and pebbles so that they collide and break up into smaller pieces. a) Abrasion b) Attrition c) Solution d) Hydraulic Action 4) What is solution? a) When waves move the rocks so that they scrape against the cliff b) When waves force water into cracks causing the air to compress then expand making the cracks deeper and wider. c) When chemicals in the sea water slowly remove the rock.

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