Across
- 2. the amount of moisture in the air
- 4. heating up
- 6. soil that remains frozen throughout the year
- 7. on ______ 9
- 8. a moving sheet of ice and snow
- 12. contamination
Down
- 1. synonym for dry
- 3. how hot or cold it is
- 5. ice to water
- 9. falling water
- 10. ______man
- 11. star you can see at day