Question
click below
click below
Question
Normal Size Small Size show me how
geography
Underground Feature of Karst Landscape
Question | Answer |
---|---|
Name one example of a Karst Landscape that you have studied. | Karst landscapes of The Burren, Co. Clare. |
How is a limestone pavement formed and give an example. | A limestone Pavement is an area of flat, exposed blocks of limestone, which are separated by deep, intersecting joints. |
Name 1 underground feature and explain how it was formed. | Cave. It's formed when a river disappears down through a swallow hole, it carves out large passages, known as caverns. |
What is dissolution and how does it occur? | The reversal of carbonation and it occurs when the water evaporates, allowing the carbon dioxide in the solution to escape. |
How do stalactites occur ? | They occur on the roofs of caves & caverns hanging downwards, towards the floor. |
What are pillars and how do they occur? | Pillars form when stalagmites and stalactites grow towards each other and eventually join together. AKA Columns. |
What are curtains and how do they occur? | Curtains form when water containing dissolved limestone runs along a crack in the roof of a cave. |
How do flowstones occur? | Flowstones occur hen sheets of dripstone form on the walls or floors of caves. |
Name the stages of Karst. | Youthful, Mature and Old. |
What happens in the youthful stage of a Karst region. |