Corrie

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

• Basal sliding

• Plucking

• Abrasion

• Freeze-thaw

Which term refers to the process where ice freezes onto bedrock and pulls loose rocks away?

• Rotational flow

• Plucking

• Bergschrund

• Freeze-thaw

What is the term for the grinding of a hollow by angular rock embedded in moving ice?

• Rotational flow

• Freeze-thaw

• Abrasion

• Plucking

What helps to deepen the corrie in glacial movement?

• Bergschrund

• Basal sliding

• Abrasion

• Rotational flow

What occurs when the glacier melts and leaves behind a small lake?

• Rock lip

• Bergschrund

• Neve ice

• Tarn