Landforms of the Middle Course

On a meander bend, where is the velocity the highest?

• Inside bend

• Central, top of channel

• Outer bend

• Central, bottom of channel

What landform of deposition is found on the inside of a meander bend?

• River cliff

• Levee

• Undercut

• Slip-off slope

A meander migrates in the direction of the outer bank due to the process of...?

• Lateral erosion

• Vertical erosion

• Deposition

• Saltation

On a meander bend, water is shallow...?

• In the center of the channel

• On the inside bend

• On the outside bend

• All of the above

What is the name of the landform created when a river cuts through a meander neck to form a straighter, more efficient channel

• Floodplain

• Delta

• Levee

• Oxbow lake

Over time, what happens to the neck between two meanders?

• It narrows

• It widens

• It stays the same

• It varies from place to place

What causes the river to cut through the neck between two meander bends?

• A high velocity event

• A high discharge event

• A low discharge event

• A low velocity event

What causes a meander to be cut-off from the river channel once the neck has been broken?

• Humans fill in the gaps to encourage efficient flow

• Changes in the micro-climate

• Deposition of sediment due to lower velocity

• Transportation of sediment through saltation and traction

Cut-off meanders create new...

• Drinking water for large settlements

• Still water habitats

• An increase in local flooding

• All of the above

What is the name of a dried out oxbow lake?

• Scar

• Tissue

• Wound

• Scrape