Geographical Processes and Features Quiz

What does Hydraulic Action involve?

• Bending of river paths

• Dislodging materials by water pressure

• Transportation of large boulders

• Dissolution of soluble rocks

What is Abrasion in the context of river processes?

• Chemical dissolution of rocks

• Formation of meanders

• Wearing away of riverbed by friction

• Transportation of sediment in suspension

Which process describes the collision and wearing down of sediment particles?

• Suspension

• Attrition

• Solution

• Traction

What does the term 'Saltation' refer to?

• Bouncing movement of small particles

• Erosion of river banks

• Dissolution of minerals

• Formation of oxbow lakes

Which term describes the transformation of water vapor into liquid water droplets?

• Condensation

• Evaporation

• Infiltration

• Precipitation

What is a Floodplain?

• A rapid drop in river elevation

• A flat area formed by sediment deposition

• A U-shaped body of water

• A highland area where rivers begin

What does 'Traction' involve in river transportation?

• Dissolving of rocks

• Rolling of large boulders

• Lifting of fine sediment

• Cutting off meanders

Which feature is formed by the erosive action of a river with steep sides?

• Delta

• V-Shaped Valley

• River Terrace

• Oxbow Lake

What is the primary cause of floods?

• Abrasion of riverbed

• Heavy rainfall and snowmelt

• Chemical dissolution of rocks

• Bouncing movement of gravel

What is the role of tributaries in a river system?

• They create V-shaped valleys

• They form waterfalls

• They deposit sediment at river mouths

• They contribute water and sediment to the main river