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AP Human Geo #2
IMR, TFR, overpopulation
| Question | Answer |
|---|---|
| Define Total Fertility Rate(TFR). | average number of children a woman will have throughout her childbearing years |
| Would the TFR become lower or higher in a MDC?Why?. | lower, because women and men are more educated about contraceptives |
| Define Natural Increase Rate(NIR). | percentage of growth of a population in a year |
| How do you find NIR?. | crude birth rate minus the crude death rate |
| Define physiological density. | number of people per unit of area of arable land |
| Define medical revolution. | medical technology invented in Europe & North America that is diffuse to the poorer countries of Latin America, Asia, & Africa |
| What did the medical revolution do?. | improved medical practices & have eliminated many traditional causes of death |
| Define life expectancy. | average number of years a person can be expected to live, given current social, economic, & medical conditions |
| Around what age is the U.S's life expectancy? Japan?. | U.S-79 Japan-85 |
| Define ecumene. | portion of Earth's surface occupied by permanent human settlements |
| Define zero population growth(ZPG). | decline of total fertility rate to the point where the natural increase rate equals zero |
| What stage of demographic transition is ZPG applied to?Why?. | stage 4 because their crude birth rate & crude death rates even out |
| Define sex ratio. | number of males per 100 females in the population |
| Explain why the ratio of males is greater than the ratio of females at younger ages, but becomes lower than females at a higher age. | more males are born than females but have a higher death rate because men take more dangerous jobs than women |
| Define population pyramid. | bar graph representing the distribution of population by age & gender |
| What two things represent a population pyramid?. | age and gender |
| Define pandemic. | disease that occurs over a wide geographic area & affects a very high proportion of the population |
| What has a higher scale pandemic or epidemic?. | pandemic |
| Give an example of pandemic. | HIV in Africa |
| Define infant mortality rate(IMR). | total number of deaths in a year among infants under one year old for every 1,000 live births in a society |
| Are MDCs IMR low or high? LDCs?. | MDC-low LDC-high |
| Define industrial revolution. | series of improvements in industrial technology that transformed the process of manufacturing goods |
| Give an example of industrial revolution. | machines were invented to help farmers |
| Define overpopulation. | number of people in an area exceeds the capacity of the environment to support life at a decent standard of living |
Created by:
bekah1
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