Across
- 6. a line of bold cliffs
- 8. the state of all surface waters of the Earth
- 10. a bound collection of maps
- 11. Trends factors that describe how changes in general population
- 13. Population a population density small in quantity in a large area
- 14. Age a time of widespread glaciation
Down
- 1. the study of human population
- 2. the realm of all living things
- 3. the survey of population to gather particular facts
- 4. height of an object in the atmosphere above sea levels
- 5. a person who draws or makes maps or charts
- 7. a tract or territory enclosed within another state or country
- 9. Density how many people live in a given area
- 12. partially decomposed organic soil material