Across
- 2. rising or falling quickly, not gradually
- 5. a river of ice
- 6. producing a successful result
- 9. the height above sea level
- 10. the top of the mountain
- 11. a line or group of mountains
Down
- 1. a series of events being repeated many times, always in the same order
- 3. a flat, hard area
- 4. an area of low land between hills or mountains
- 7. steam
- 8. a surface that it higher at one end than the other