Test Review 

1. life expectancy - how long you are expected to live
      ex. if someone was born in 1990 someone who was born in 2000 has a better life expectancy.

2. crude birth rate (CBR) - number of births per 1,000 of the population.

3. crude death rate (CDR) - numbers of death per 1,000 of the population.

4. developing nation - developing a government, health, transportation , creating jobs, and having technology

5. developed nation - great economy, healthcare, and jobs.

6. rate of natural increase (RNI) - subtracting the birth rate from the death rate

7. net migration weight (NMR) - difference between the number of persons entering & leaving a country during a year.

8. immigration - an excess of persons entering the country

9. emigration - an excess of persons leaving the country

10. push forces
   
       - war
       - unemployment or underemployment
       -  religious
       - ethnic persecution

11. pull forces

       - better economic opportunity
       - better health services
       - religious freedom
       - political freedom

12. total fertility rate (TFR) - average number of children born per women
       - population rate to remain the same, the TFR would be 2.1
       - higher then 2.1 population rises
       - lower then 2.1 population falls