geography unit 1 key terms

• carrying capacity


  the ability of a landscape to absorb the activity of people without any lasting damage
• honey pot site 


  a place of special interest that attracts many tourists
• V shaped valleys 


  valleys that have steep slopes an d a flat valley floor.
• abrasion 


  erosion caused by friction which occurs when a river carries sand, gravel or pebbles and uses them to wear away the landscape
• attrition


  erosion where where rocks smash against eachother making them smaller and more rounded
• corrosion 


  the wearing away of the landscape by chemical processes such as solution
• deposition 


  laying down off material in the landscape. occurs when the force that was carrying the sediment is reduced
• drainage basin


  the area a river collects its water from. also called the catchment area
• floodplain


  the area beside a river channel that is covered in water during a flood
• hydraulic action 


  sheer force of the water. erosion caused when water and air are forced into gaps in rocks or soil
• impermeable 


  soil or rock which doesn't allow water to pass through it