River Tees

Cards (16)

where is river tees? 
north - east of england in Pennine Hills near Cross Fell
what is the name of the waterfall at the river tees?
high force
how was the waterfall at river tees formed?
resistant band of igneous rock (cooled volcanic lava) called dolerite cuts across the river valley
it was unable to erode the tougher band of rock river formed a step in the long profile
developed over 100s of years to form high force waterfall
in the waterfall what type of rock is the underlying layer? 
carboniferous rock
what is the overlying rock called on the waterfall
dolerite
what happens when the waterfall moves upstream? 
it forms a gorge
what happens when the river plunges over the overhang? 
it undercuts the weaker limestone forming an overhang
what is dolerite?
Cooled volcanic lava
What is the Tees Barrage?
A large structure to control rive flow and prevent flooding on the lower course of the Tees
How wide is the Tees Barrage?
70m
How much did the Tees barrage initially cost to build?
55 million
What is the area in the river Tees where there are meanders called?
Darlington
On the River Tees, there is a place called Yarm, what is this place often used for?
People fish for trout, Chubb and bream
How long is the River Tees?
137 km
How tall is the drop into a plunge pool in the River Tees?
21m
Name 3 places the River Tees crosses
Pennine Hills, Darlington, Middlesbrough