Geography crossword

1. a small mountain lake set in a glaciated steep walled amphitheatre known as a cirque
5. a process of erosion where individual rocks are plucked from the valley floor or sides as water freezes them to the glacier
7. a glacier sliding over the bed before it due to melt water under the ice acting as a lubricant
8. outputs from the glacier budget, such as melting
9. a sharp edged mountain peak
10. a stream or river that is either too large or too small to have eroded the valley in which it flows
12. a tributary glacier trough perched up on the side of a main valley, often marked by a waterfall
14. a deep depression on a hillside with a steep back wall often containing a lake
15. a knife edge ridge, often formed between two corries

2. a process of erosion involving the wearing away of the valley floor and side son a glacier
3. glacier transported rock fragment that differs from the local bedrock
4. an egg shaped hill found on the floor of a glacial trough
6. a wide, steep sided valley eroded by a glacier
10. sediment carried and deposited by the ice
11. deposits of angular rock fragments found at the foot of rock outcrops
13. a finger of ice usually extending downhill from an ice cap and occupying a valley