Where does a river start?

• Mouth

• Source

• Confluence

• Tributary

What is a long profile?

• A line representing the river from its source to its 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.

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

• Wide, deep channel

• Shallow, narrow channel

• Widest, deepest channel

• All of the above

Where is vertical erosion the most dominant along the long profile of a river?

• Upper course

• Middle course

• Lower course

Identify the characteristics of the middle course of a river.

• Medium gradient, gently sloping valley sides with a wider, deeper channel.

• Gentle gradient, very wide, almost flat valley, very wide and deep river channel.

• Steep gradient, v-shaped valley, steep sides and narrow, shallow channel.

The place where the river end in the sea or large lake is called the ___________.

• source

• tributaries

• mouth

• drainage basin

What is the longest river in the world? Based on a traditional viewpoint

• The Nile River

• The mouth

• The Indus River

What are three things that rivers do naturally?

• a.erode, transport, and deposit
• b. dissolve, precipitate, sublime
• c. evaporate, percolate, infiltrate
• d.none of these

 Deposition is a process that

• Dissolves sediment
• Breaks down rock to form sediment
• Removes sediment from land forms
• Drops sediment to form landforms

What landform can you see in the picture?

• U shaped valley

• V Shaped Valley

• Floodplain

• Waterfall