Across
- 2. a diagram that shows the distribution of a population by age & gender
- 6. the average number of people living on a square mile or km of land
- 8. the movement of people from place to place
- 11. number of deaths per year for every 1,000 people
- 12. the growth rate of a population; the difference between birth rate and death rate
- 14. a city with more than 10 million residents
Down
- 1. the model that uses birthrates and death rates to show how populations in countries or regions change over time
- 3. distribution the pattern in which humans are spread out on Earth's surface
- 4. distribution the variations in populations that occur across a country, continent, or the world
- 5. heavily populated areas that show the unevenness in global population distribution
- 7. the number of years it takes for a population to double in size
- 9. number of births per year for every 1,000 people
- 10. a city with more than 20 million residents
- 13. the portion of Earth's surface with permanent human settlement