The Long Profile of a River Flashcards

[Click to shuffle]

Why does the river channel become wider and deeper with distance downstream?
Click to View the Answer
Click to View the Question

The river channel becomes deeper due to the increase in discharge and wider due to lateral erosion.

Find out more about the long profile of a river.

Why does the river channel become wider and deeper with distance downstream?
What is the long profile of the river?
Click to View the Answer
Click to View the Question

The long profile shows the gradient of the river from its source to mouth.

Find out more about the long profile of a river.

What is the long profile of the river?
Why does the long profile of a river become concave in the middle course?
Click to View the Answer
Click to View the Question

The gradient of the long profile becomes more concave as vertical erosion reduces.

Find out more about the long profile of a river.

Why does the long profile of a river become concave in the middle course?
Why do discharge and velocity increase downstream?
Click to View the Answer
Click to View the Question

Discharge increases downstream because of additional water from tributaries. Velocity increases due to the additional water from tributaries and less water is in contact with the bed and banks so there is less friction.

Find out more about the long profile of a river.

Why do discharge and velocity increase downstream?
In the middle course of the river valley floor becomes wider why is this?
Click to View the Answer
Click to View the Question

The increase in lateral (sideways) erosion.

Find out more about the long profile of a river.

In the middle course of the river valley floor becomes wider why is this?




Request a question

This contact form is deactivated because you refused to accept Google reCaptcha service which is necessary to validate any messages sent by the form.