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