Long profile Flashcards

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1
Q

What does the long profile show?

A

how the gradient of the river channel changes from the source to mouth.

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2
Q

What is base level?

A

lowest point that the river can erode to, usually sea level

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3
Q

Features of erosion and deposition along the course of a river

A

Total amount of erosion and deposition are balanced

Rates of erosion and deposition change along the course of a river

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4
Q

What is the graded profile?

A

Over time the long profile will change from being uneven to a smooth curve

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5
Q

Upper stage energy features

A

Steep gradient
High above sea level
Lots of potential energy

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6
Q

Middle stage energy features

A

Gradient decreases
Kinetic energy
River gains velocity

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7
Q

Lower stage energy features

A

Little potential energy
Lots of kinetic energy
River flows faster

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