Glacial Erosion and Transport Quiz

What is the primary erosive process of a glacier that involves the removal of boulders?

• Freezing

• Abrasion

• Plucking

• Calving

How do rocks embedded in glaciers contribute to the erosion of the landscape?

• By causing the glacier to move faster

• By forming new rocks

• By melting the ice

• By grinding against the bedrock

What are striations, and how are they formed?

• Cracks formed by freezing water

• Scratches formed by debris in glaciers

• Smooth surfaces formed by melting ice

• Boulders formed by plucking

What happens to water in rock cracks during freezing and thawing?

• It evaporates

• It contracts and strengthens the rock

• It expands and cracks the rock

• It remains unchanged

What is the process called when glaciers split into smaller sections?

• Plucking

• Abrasion

• Calving

• Freezing