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SS- 11A Ch.11
Population Trends and Issues
Question | Answer |
---|---|
Demography | The statistical study of the characteristics, trends, and issues of human populations. |
Developed Country | A country with highly developed economy and infrastructure and high living standard. |
Developing Country | A country with a less sophisticated economy and lower standard of living than developed countries; many have extensive poverty. |
Birth Rate | The number of births per 1000 people in a country in a given year. |
Death Rate | The number of deaths per 1000 people in a country in a given year. |
Immigration Rate | The number of new arrivals in a country in a given year per 1000 people. |
Emigration Rate | The number of people leaving a country in a given year per 1000 people. |
Natural Increase (NI) | The rate at which a population increase (or decreases) in a year expressed as a percentage of the total population. Death - Birth = Natural |
Exponential Rate | A rapid rate of population growth as each generation doubles in size. |
Rule of 70 | The time it takes a country to double its population. 70/Growth = Time for 2(population) |
Doubling Time | The number of years it takes a country to double its population at its current growth rate. |
Net migration | The difference between the number of people immigrating to a country and the number of people emigrating. |
Population Growth Rate | The rate at which a country's population increases or decreases; calculated by adding natural increase and net migration. |
Life Expectancy | The average number of years an individual is expected to live. |
Demography Transition Model | Show changes in a population's birth and death rates and growth based on technology development. |
Mortality | Deaths in a population. |
Family Planning | The concept of limiting the size of families. |
Total Fertility Rate | The average number of children born over the lifetime of a typical woman in a particular country. |
One-child Policy | A policy adopted by China to control population growth. |
Population Pyramid | A bar graph that shows male and female populations back to back at age intervals of five years. |
Age Cohort | An age group in a population. Ex. The number of people between the ages of 10 and 14. |
Dependency Ration | The proportion of the population (children and those over 65 years of age) that is being supported by the working age group. |
Carrying Capacity | The maximum number of people that can be sustained by an environment. |
Population Distribution | The pattern of where people live in an area. |
Population Density | The number of people living in a giving area; calculated by dividing the population by its area. |
Nutritional Density | A measure of how much nutrition in calories can be produced from a certain area. Ex. Fertile soil : Canada's North |
Census | The process of collecting, compiling and publishing demographic, economic and social data about all people living in a particular area |
Migrant | A person who moves from one region to another. |