Geomorphic processes 2.0 / 5 based on 8 ratings ? GeographyWater and riversGCSEOCR Created by: Carter WCreated on: 24-04-18 11:21 Three types of weathering Mechanical, chemical and biological weathering. 1 of 17 Mechanical weathering Physical actions of rain, frost and wind that create weaknesses in rocks. 2 of 17 Chemical weathering Minerals reacting and breaking down-for example oxidation. 3 of 17 Biological weathering Rocks/land broken down by living organisms-plants or animals. 4 of 17 Two types of mass movement Sliding and slumping. 5 of 17 Sliding A section of land falls down a slope and dislodges other material on it's way down. 6 of 17 Slumping Material at the bottom of the slope moves outward. 7 of 17 Four types of erosion Abrasion, hydraulic action, attrition and solution. 8 of 17 Abrasion Sediment thrown by the water, rubbing away the material. 9 of 17 Hydraulic action The power and pressure of the water causes weaknesses in the rock. 10 of 17 Attrition Pebbles hit each other or landforms, making rocks break and get smaller and rounder. 11 of 17 Solution Sediment is dissolved in the water. 12 of 17 Four types of transportation Traction, saltation, suspension and solution. 13 of 17 Traction The movement of large sediment rolled along in the water. 14 of 17 Saltation Small pieces of sediment picked up temporarily by the water. 15 of 17 Suspension Small sediment suspended in the water. 16 of 17 Solution When minerals dissolve in the water. 17 of 17
Comments
Report
Report
Report
Report
Report
Report