Rivers intro recap (CGS)

Where does a river start?

• Mouth

• Source

• Confluence

• Tributary

What is a long-profile of a river?

• A line representing the gradient of a river from its source to mouth

• A line from one river bank to another

• The point where a river starts

• An area of land drained by a river and its tributaries

The long-profile of a river is typically...

• Convex

• Concave

What are the characteristics of the upper course of a river?

• Wide, deep channel

• Shallow, narrow channel

• Widest, deepest channel

What are the characteristics of the lower course of a river?

• Wide, deep channel

• Shallow, narrow channel

• Widest, deepest channel

Which of the following are fluvial processes?

• Erosion

• Transportation

• Deposition

• All of the above

What is a river channel?

• The journey a river takes from its source to mouth

• An area of land drained by a river and its tributaries

• The groove through which a river flows, made up of its banks and bed

• The point where two rivers meet

What is a drainage basin?

• An area of land drained by a river and its tributaries

• The journey a river takes from source to mouth

• The point where a river begins

• The point where a small river joins a larger one

What is a tributary?

• The point where a small river joins a large one

• A small river that joins a larger river

• An area of land drained by a river and its tributaries

• The cross-section of a river

The discharge of a river increases along its course as tributaries join it, adding more water

• True

• False