Landforms Or Meltwater Deposition: Eskers Flashcards
1
Q
What is an esker?
A
A long, narrow ridge or sand and gravel that winds its way along a lowland landscape
2
Q
What happens when a glacier begins to melt?
A
Streams of meltwater carrying a load of eroded material flow through a tunnel that’s carved out under the glacier.
3
Q
Why does some material deposit?
A
Because the load is too heavy
4
Q
When does the stream lose its energy?
A
When it exited the tunnel and deposited the remainder of its load.
5
Q
What is built on eskers?
A
Roads because of the good foundation
6
Q
What is an example of an esker?
A
Esker Riada, Co. Galway
