Fluvial Processes

Which process involves large boulders and rocks being rolled along the river bed?

• Saltation

• Traction

• Suspension

• Solution

Which Process involves small pebbles and stones being bounced along the river bed?

• Solution

• Traction

• Saltation

• none of the above

Small particles such as sand and silt are usually transported:

• in solution

• in suspension

• by saltation

• by traction

Which is a method of transportation and erosion?

• Solution

• Saltation

• Hydraulic action

• Suspension

Particles suspended in the water rubbing against a river bed/bank or cliff is what type of erosion?

• Attrition

• Abrasion

• Solution

• Hydraulic Action

Which is NOT a method of erosion?

• Attrition

• Abrasion

• Traction

• Hydraulic power

Which type of erosion involves rocks knocking together within the plunge pool of a waterfall, becoming smaller and rounder?

• Attrition

• Abrasion

• Hydraulic power

• Solution

Deposition is caused by...

• Moving water losing energy.

• Particles in the water being too small.

• An increase in river velocity.

• Particles rubbing against the bed and banks.

Erosion occurs on the _________ bend of meanders.

• outer

• inner

• lateral

• vertical

Freeze-thaw weathering is caused by: (2)

• cold highland temperatures

• high levels of relief rainfall

• strong vertical erosion

• Very steep slopes