Geography test Flashcards
What is weathering
a natural process that slowly breaks apart or changes rocks and soil when exposed to weather
what are the causes of weathering
heat water wind and living things
how many types of weathering is there
3 types (Chemical, physical and biological)
WHAT IS FREEZE THAW ACTION
it is an example of mechanical weathering
explain freeze thaw action
when water continually creeps into cracks freeze and expands eventually breaking the rock
what is the name of rock that breaks away from the freeze thaw actions
scree
what does erosion mean
the breaking/wearing of land
what causes erosion
wind moving water and ice
an area in Ireland with karst landscape
the Burren Co . Clare
5 things people do at the Burren
yoga, hiking, rock climbing, cycling and caving
Name all the parts on a karst landscape
swallow hole, stalactite, stalagmite, bedding plane, ,joint, limestone pavement, impermeable rock and resugence
what is mass movement
the movement of masses bodies mud, bedrock , soil and rock debris
what is a mud flow
saturated soil( Soil filled ith water) Flow down slope
what is land slides
when large blocks of rock slide downhill
what is a gradient
how steep a slope is
