Work Sheet 4

1. visual representations of age structure within a country for males and females.
5. is statistical measure of the average time an organism is expected to live.
8. the total fertility rate required to offset the average number of deaths in a population and for the current population size to remain stable.
11. countries with relatively high levels of industrialization and income.
14. the movement of people into a country.
17. the regulation of the number or spacing of offspring using birth control.
18. indicates the number of live births per 1,000 midyear population.
20. the number of deaths of children under 1 year of age per 1,000 live births.
21. predict that this trend will continue, and that worldwide population growth will be slower this century than the last century.

2. is an acronym for the equation of model that links sustainability outputs to three causal factors.
3. is the total fertility rate the average number of children born per woman at which a population exactly replaces itself from one generation to the next, without migration.
4. countries with relatively low levels of industrialization and income of less than $3 per person per day.
6. having a lot of wealth such as money, goods, or property.
7. is the total number of deaths to residents in a specified geographic area.
9. the average number of years that an infant born in a particular year in a particular country can be expected to live, given the current average life span and death rate of that country.
10. is the region surrounding a city.
12. the movement of people out of a country.
13. the value of all products and services produced in a year in that country.
15. tan estimate of the average number of children that each woman in a population will bear.
16. visual representations of age structure within a country for males and females.
19. is the statistical study of human populations.