v shaped valleys Flashcards
1
Q
features of v shaped valleys
A
formed at the youthful stage
vertical erosion deepens valley floor
valley has seep sides and narrow floor
hydraulic action loosens and dislodges rocks
deepened floor creates steeper sides
mass movement causes the sides of the valley to move downslope
2
Q
how are v shaped valleys formed 1
A
river discharge is low
river only has enough energy to erode downwards
called vertical erosion
3
Q
how are v shaped valleys formed 2
A
valley slides are slowly broken down through weathering
4
Q
how are v shaped valleys formed 3
A
he weathered material is transported down by gravity
this steepens the valley sides
5
Q
result of v shaped valleys
A
a steep sided and narrow valley shape is created
6
Q
features that form in the young stage
A
interlocking spurs and waterfalls
