Unit 2 1-13

2. transition, The process of change in a society's population from high crude birth and death rates and low rate of natural increase to a condition of low crude birth and death rates, low rate of natural increase, and higher total population.
4. Data source where a country counts the amount of people within its border.
7. Revolution, A series of improvements in industrial technology that transformed the process of manufacturing goods.
9. Portion of Earth’s surface occupied by permanent human settlement.
11. 2 Vocabulary Terms
12. land, Land suited for agriculture.
13. time, Number of years needed to double a population.
14. transition, Focuses on distinctive health threats in each stage of the demographic transition.

1. ratio, Number of people too old or too young to work, compared to the number of people in their productive years.
3. birth rate (CBR), Total number of live births per year for every 1,000 people alive in society.
5. Density, the ratio of the number of farmers to the amount of arable land.
6. death rate (CDR), Total number of deaths per year for every 1,000 people alive in society.
8. density, Enables geographers to compare the number of people living in different regions of the world.
10. Branch of medical science concerned with the incidence, distribution, and control of diseases that are prevalent among a population at a given time.