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Geography 2022 🌏
Term | Definition |
---|---|
What is regolith? | Loose material made up of soil, rocks and mud |
Soil Creep | Very slow Gentle slope |
Bog Burst | Gentle to steep slope Rapid movement |
Mudflow | Gentle to steep slope Rapid movement |
Landslide | Very steep slope Rapid movement |
What are soil ripples called | Terraccettes |
Evidence of soil creep | Telephone poles are tilted Cracks in the road Trees grow at an angle |
Factors affecting Mass Movement | Vegetation Gradient Human Activity and Rainfall |
Whats soilcreep | |
Soil creep is regolith moving down slope under the influence of gravity | |
Hydraulic Action | The physical power of the water |
Abrasion | Stone carried by waves erode the coast |
Air Compression | Air becomes trapped by incoming waves |
Attrition | Stones rub against and erode each other |
Solution | Some rock dissolves in sea water e.g limestone |
Name one soluble rock | Limestone |
Swash | Transports material up the beach |
Backwash | Transports material down a beach |
Longshore drift | The movement of rocks and sand made by waves |