Changes to the river Dee downstream Flashcards
1
Q
How high is the source of the River Dee above sea level
A
640m above sea level
2
Q
Where is the the source of the River Dee
A
Snowdonia national park north wales
3
Q
What is the average rainfall near the source of the River Dee
A
The average rainfall exceeds 3000mm
4
Q
What is the geology in the upper course of the River Dee
A
The geology is mainly hard, igneous rock which are resistant to erosion
5
Q
What is the channel shape like in the upper course of the River Dee
A
Near the source the channel is narrow and shallow
6
Q
What is the load like in the upper course of the River Dee
A
The load in the upper course of the river consist of sharp angular stones
7
Q
What processes can take place in the upper course of the River Dee
A
Mass movement (slumping and sliding)
