Across
- 3. the ability of the body to resist disease or infection
- 6. difficult to understand or deal with
- 7. large landmass in the northern hemisphere
- 10. scientists that study ancient people
- 11. a person who travels in search of geographical information
Down
- 1. not supporting either side in a conflict
- 2. to forbid or prevent
- 4. causing great destruction or damage
- 5. to move from one place to another
- 8. a structure carrying a pathway or roadway over an obstacle
- 9. an accumulation of ice and snow that slowly flows over land