Glaciation y9 term 5 assessment
Terms in this set (10)
What is erosion?
Erosion is when running water, wind, or ice loosen and carry away fragments of rocks.
What is deposition?
Deposition is the process by which sediments settle out of the water or wind carrying it.
What is the zone of accumulation?
the area where snow accumulates and turns to ice
What is the zone of ablation in a glacier?
The region on a glacier where ice melts faster than it accumulates?
14. What is the name given to the end of a glacier?
15. What are the scratches called that are left behind when glaciers have moved through an area, which can give clues to the direction that the ice moved in?
what is terminal moraine
the ridge of till at the farthest point reached by a glacier
what is medial moraine
material that is built up where two glaciers meet
what is lateral moraine
material deposited at the edges of a glacier
what is a corrie
a deep depression on a hillside with a steep back wall, often containing a lake