Glacial Erosion
This is a mountain peak formed by valley glaciers eroding in multiple directions.
What is a horn?
What is glacial till?
This is the type of glacial lake found in the bottom of a cirque.
What is a tarn?
What are the s-shaped curves of a river called?
What is a meander?
A relatively flat area next to a river, usually towards the lower end of the river where it moves more slowly. This area often gets covered with water in the spring.
What is a flood plain?
The is a ridge that forms between two valley glaciers.
What is an arete?
This is a long, egg-shaped hill formed then a glacier pushes over previously formed moraine.
What is a drumlin?
This is the type of lake formed when a large chunk of a glacier breaks off, gets covered by glacial till and forms a depression that late gets filled in with water.
What are kettle lakes?
This is a depositional feature that forms at the end of a river.
What is a delta?
These are rocks that get left behind when a glacier retreats.
What are glacial erratics?
This is bowl shaped depression formed at the top of an valley glacier.
What is a cirque?
This is a fairly symmetrically shaped hill of glacial till formed when sediment fills a depression in a glacier and gets deposited when the glacier melts.
What is a Kame?
This type of lake is formed when a moraine blocks the flow of water melting from a glacier.
What is a moraine-dammed lake?
This is the part of a meander where more erosion occurs.
What is the outside?
This is a feature that forms when a mountain stream shows a sudden drop in elevation.
What is a waterfall?
This is the shape formed by a valley glacier.
What is U-shaped?
This is the type of moraine that forms at the end of a glacier.
What is terminal moraine?
These are the most common type of lakes in Minnesota?
This is the type of valley formed by river erosion.
What is a V-shaped valley?
This is a glacial deposition feature that forms from a river that flows under a glacier. It looks like a river of glacial till.
What is an esker?
This is the process when large rocks break off as glaciers push over bedrock.
What is plucking?
This is the type of moraine that forms between two valley glaciers that come together.
What is a medial moraine?
What is a lake that forms when a meander of a river gets "cut-off" from the river?
What is an oxbow lake?
This term is used to describe a smaller river or stream that flows into a larger one.
What is a tributary?
This is a depositional feature formed by a river that is like a delta, but forms on land. It often forms when the slope of a river changes dramatically.
What is an alluvial fan?