Yr8 Meanders

Which terms means the fastest current in a river?

• Thalweg

• Thilwag

• Tholwog

• Thulwug

Which terms means the shallow-gradient area of deposition found on the inside curve of a meander?

• Slip-off slope

• River cliff

• Riffle

• Distributary

Which term means the undercut bank of the outside bend of meander, created by erosion?

• River cliff

• Plunge pool

• Floodplain

• Levee

What is the name for the semi-circle lake created when a meander breaches and straightens its course?

• Oxbow

• Horseshoe

• Bullbend

• Donkeycurve

Which is NOT a type of weathering?

• Biological

• Chemical

• Physical

• Sociological

Which condition is likely to generate a meander breach because it increases the amount of energy a river has?

• Winter storm

• Summer drought

• Spring shower

• Autumn drizzle

Which type of erosion will NOT be involved in the creation of a river cliff?

• Abrasion

• Attrition

• Solution

• Hydraulic Action

Why does the river take the straighter course once a meander has been breached? Because...

• It requires less energy

• It looks nicer

• It is steeper

• It's more novel

What is the term for when a river breaks through a meander to create a straighter river?

• Breach

• Rupture

• Fracture

• Cleft

On which section of a river's course is a meander most likely to happen in (pick 2):

• near the source

• in a v-shape valley

• on a floodplain

• in a u-shape valley