15 terms


Birth Rate
Number of Births in a year for every 1,000 people
Death Rate
Number of Deaths in a year for every 1,000 people
Study of human population
Dependency Ratio
Number of old and young people
Life expectancy
How long your expected to live
Replacement Rate
Total fertility rate that replaces population
Total Fertility Rate
Average number of children for a woman
Age group
Developed Country
Rich country
Developing Country
Poor country
Rapid Growth Rate
Birth Rates remain high as economic development begins. But death rates fall as food supplies increases and health care improves.
Slow Growth Rate
As the economy improves, birth rates drop. Death rates stay low, and population growth begins to slow down
Negative Growth Rate
In developed countries, both birth rates and death rates drop to low levels. As a result, there is little or no population growth. Over time, birth rates may fall behind death rates, resulting in a shrinking population
Baby boomer
Someone who was born in the baby boom
Population Density
How many people in a country