Flashcards
Population key words
Cards in this deck (15)
- 1Birth RateNumber of live births per thousand people per year
- 2Death rateNumber of deaths per thousand people per year
- 3Life expectancyAverage number of years in which individuals are expected to live, depending on where and when they are born, and spend their lifes
- 4Demographic Transition ModelA theory of population over time, that seeks to explain population increases and decreases through variations in the birth rate and death rate
- 5Natural IncreaseIn population studies when the birth rate is higher than the death rate
- 6Infant MortalityThe number of deaths of infants below one year of age, of every thousand live births in a population
- 7DistributionThe natural arrangements of animals or plants in particular regions or districts
- 8Rural-Urban MigrationThe movement of people from rural areas to urban areas
- 9Older dependency ratio (ODR)The number of people aged 65 and over for every 100 people of working age
- 10Dependency RatioThe proportion of working (economically active) people to non-working (elderly/youthful dependents) people in a country
- 11Ageing populationWhen the average age of a population is rising, e.g. Japan
- 12FertilityThe number of live births per 1000 women aged 15-49 in 1 year. Also defined as the average number of children a women will bear, if the population is higher than 2.1 then the population will replace itself
- 13Population StructureThe breakdown of a countries population into groups defined by age or gender.
- 14Natural ChangeThe change in size of a population caused by the interrelationship between birth rates and death rates. If the Birth rate is higher than the population will increase, if the death rate increases than the population will decrease
- 15LongevityThe increase in life expectancy over a period of time. This is of a direct result of better medical provisions, and increased levels of economic development.
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- Description
- Flash cards of the definitions of population key words
- Created by
- Phoebe Fletcher
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