River Channel and Drainage Basin Features

Which of these shows a river channel?

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• 

Which of these shows a diagram of a Drianage Basin?

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• 

The _________ is where streams/rivers begin.

• Source

• Confluence

• Tributary

• Mouth

_________ is where streams/rivers meet each other.

• Confluence

• Tributary

• Mouth

• Watershed

A _________ is a smaller stream/river that contributes to the main river a drainage basin.

• Tributary

• Mouth

• Watershed

• Source

The _________ is where the main river will eventually drain all its water into.

• Mouth

• Watershed

• Source

• Confluence

The _________ is an area of land that separates water flowing into different drainage basins.

• Watershed

• Source

• Confluence

• Tributary

The valley walls of a river are the steepest at which river course?

• Upper

• Middle

• Lower

The river channel is the deepest and widest at which river course?

• Upper

• Middle

• Lower

At which river course is the water moving the fastest?

• Upper

• Middle

• Lower