Arete

What process describes when water in cracks in the rock freezes, expands, and contracts, causing the rock to weaken and break?

• Plucking

• Abrasion

• Freeze-thaw

• Basal sliding

Which term describes when ice freezes onto bedrock and pulls loose rocks away?

• Freeze-thaw

• Bergschrund

• Plucking

• Rotational flow

What is the term for when angular rock embedded in the ice grinds the hollow as the glacier moves?

• Plucking

• Freeze-thaw

• Basal sliding

• Abrasion

What occurs when two corries form back-to-back?

• Rotational flow

• An arete

• A bergschrund

• Neve ice formation

What helps to deepen the corrie?

• Bergschrund

• Basal sliding

• Rotational flow

• Abrasion