Across
- 4. A weathering process where water freezes in cracks and expands, breaking rock apart.
- 8. The Welsh name for a corrie.
- 9. The circular movement of ice inside a corrie that helps grind out the base.
- 11. Scratches left behind on smooth rock surfaces by abrasion.
- 12. Hard granular pellets of compressed snow containing twenty to thirty percent air.
Down
- 1. A massive 'river of ice' that moves under its own weight.
- 2. A deep, armchair-shaped hollow found high up on a mountainside.
- 3. An erosion process where ice freezes onto rock and rips chunks out as it moves.
- 5. The first stage of corrie formation where snow collects in a hollow and compresses into ice.
- 6. An erosion process where rocks at the base scrape the ground like sandpaper.
- 7. The French name for a corrie.
- 10. A circular lake that forms in the bottom of a deepened corrie hollow after the ice melts.