Matching Pairs Demographic Terms extendedOnline version here are the key words and their definitions that we will use in this population unit by Miss T Jack 1 Net Migration Rate (NMR) 2 Birth Rate (BR) 3 Slow Growth pyramid 4 Rate of Natural Increase (RNI) 5 Rapid Growth pyramid 6 Life Expectancy 7 Stable/declining Growth pyramid 8 Demography 9 Death Rate (DR) 10 Refugee 11 Immigration Rate (IR) 12 Dependency Load 13 Replacement Rate 14 Emigration Rate (ER) 15 Rule of 70 16 Working Cohort the percentage of a country’s population who are younger than 15 and older than 65 (i.e. financially rely on others) has many babies being born and few people living a long life the formula to determine how quickly a population doubles in size someone who flees their homeland for fear of their life but will return home when it is safe to do so the relationship between the # of deaths and size of the population. the # of people who permanently leave their home country with the intention of staying there the (“magic”) number of 2.1 children to keep the population stable the relationship between the # of births and the size of the population. the difference between births (BR) and deaths (DR) that tells us if the population is growing without migration the difference between people coming (IR) and people leaving (ER) the study of human population numbers, distribution, trends, and issues. the ages of 15-64 in a population pyramid that are not considered part of the dependency load how long a person is predicted to live. the # of people who permanently move to another country all ages are roughly equal; fewer babies are now being born; representative of Canada very few babies are being born and more people who have lived long lives are dying of old age
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