Fluvial Processes and River Features Quiz

What is erosion in the context of river processes?

• The movement of sediment by wind

• The wearing away of the river bed and banks

• The formation of river bends

• The process of water evaporating

What does attrition refer to?

• The force of water hitting riverbanks

• The movement of sediment downstream

• Rocks and sediment breaking into smaller pieces

• The process of water dissolving minerals

What is hydraulic action?

• The gradual wearing away of rocks

• The force of water hitting riverbanks

• The movement of dissolved minerals

• The process of sediment being deposited

What is the process of abrasion?

• The movement of large rocks

• The scraping of rocks against the riverbed

• The dissolution of minerals

• The bouncing of small pebbles

What does transportation refer to in river processes?

• The formation of river features

• The erosion of riverbanks

• The movement of sediment and material by a river

• The process of sediment being deposited

What is traction in the context of river processes?

• The movement of dissolved minerals

• Small pebbles bouncing along the riverbed

• Large rocks rolling along the riverbed

• The scraping of sediment against banks

What is saltation?

• The dissolution of minerals in water

• The gradual movement of soil

• The bouncing of small pebbles along the riverbed

• The process of large rocks sliding

What is deposition in river processes?

• The erosion of riverbanks

• The process where a river loses energy and drops sediment

• The movement of sediment downstream

• The formation of tributaries

What does mass movement refer to?

• The downhill movement of soil and rocks

• The movement of water in rivers

• The formation of river bends

• The process of sediment being deposited

What is soil creep?

• A sudden collapse of rock

• A slow movement of soil down a slope

• The bouncing of pebbles

• The force of water hitting banks