click below
click below
Normal Size Small Size show me how
karst landscapes
surface features
Question | Answer |
---|---|
name three surface features | limestone pavement swallow holes and dry valleys |
what is limestone pavement and give an example of where it can be found | an area of flat exposed blocks of limestone which are separated by deep intersecting joints. it can be found in the burren Co.Clare |
what is the most important process in the formation of limestone pavement? | Carbonation |
what is a swallow hole? | a narrow funnel-shaped hole into which a river flows and disappears. |
Give an example of a swallow hole | poll na gcolm |
what is a dry valley | a valley cut by water erosion but containing no permanent surface stream, typically one occurring in an area of porous rock such as limestone |
where can dry valleys be found ? | there are many examples of chalk dry valleys along the North and South Downs in southern England. |
what is a water table? | the level below ground which the ground is saturated with water |