ap human geo vocab

infant mortality rate (imr)

figure that describes the number of babies that die within the FIRST year of their lives in a given population

total fertility rate (tfr)

the average number of children born to a woman in her childbearing years

natural increase

population growth measured as the excess of live births over deaths. natural increase of a population doesn’t reflect emigrants or immigrants.

crude birth rate (cbr)

number of live births yearly per THOUSAND people in a population

crude death rate (cdr)

the number of deaths yearly per THOUSAND people in a population

population density

frequency at which something occurs in space is density

arithmetic density

total number of objects in an area

physiological density

number of persons per unit of area suitable for agriculture

agricultural density

the number of farmers per unit area of farmland

demographic transition model

stage 1: birth and death rates are high, slow pop. growth

stage 2: birth rates are high, death rates deplete rapidly, quick pop. increase

stage 3: birth rates decline, death rates remain low, slower pop. growth rate compared to stage 2

stage 4: birth and death rates are low, stable/slowly growing pop.

stage 5: decline in pop., birth rates fall below death rates, aging pop.

hearth

region in which innovations originate

sequent occupance

successive societies leave a cultural impact