Glacier Erosion Quiz

What is the process called when meltwater freezes around rocks and pulls them from the glacier's back wall?

• Abrasion

• Plucking

• Erosion

• Weathering

What is the term for the breakdown of rock in its original place?

• Erosion

• Glaciation

• Deposition

• Weathering

What happens to the ice at the base of a glacier due to pressure?

• It expands

• It evaporates

• It freezes

• It melts

What is created in the bedrock as a result of abrasion?

• Striations

• Blockfields

• Corries

• Scree slopes

What is the circular motion of ice at the top of a glacier called?

• Rotational slip

• Pressure melting

• Glacial flow

• Ice movement

What is freeze-thaw weathering primarily caused by?

• Chemical reactions

• Water freezing and expanding

• Glacial movement

• Wind erosion

What type of landscape feature is formed by freeze-thaw weathering?

• Glacial valleys

• Moraines

• Corries

• Scree slopes

What is the effect of plucking on the rate of abrasion?

• It decreases it

• It stops it

• It has no effect

• It increases it

What is the term for the large cracks in the ice of a glacier?

• Fissures

• Joints

• Crevasses

• Gorges

What is the main cause of meltwater under a glacier?

• Sunlight

• Rainfall

• Weight of the ice

• Wind