Chapter 3-4 Flashcards
population pyramid
a bar graph in pyramid form showing the age and sex composition of a population usually a national one
crude death rate
(CDR) SEE DEATH RATE
demographic equation
the formula that calculates population change. the increase (or decrease) in population is births minus deaths plus (or minus) net migration
doubling time
is the period in size or value. it is applied to population growth, inflation, resource extraction, consumption of goods
transferability
acceptable costs of a spatial exchange, the cost of moving a commodity relative to the ability of the commodity to bear that cost.
migration
the permanent relocation of an individual or a group to a new, usually distant, place of residence and employment.
chain migration
it refers to the social process by which immigrants from a particular town follow others from that ton to a particular city or neighborhood, whether in an immigrant receiving country or in a new, usually urban, location in the home country.
forced migration
refers to the correct movement of a person or persons away from their home or home region. it connotes violent coercion, and is used interchangeably with the terms “displacements”
arithmetic density
the total number of objects in an area
cohorts
a population group unified by specific common characteristics such as age subsequently treated as statistics
carrying capacity
a biological species in an environment is the maximum population size
demography
the scientific study of population with a particular emphasis upon quantitative aspects
population density
is the measurement of population per unit area or unit volume.
mortality
is the condition of being mortal, or susceptible to death
Thomas Robert (TR) Malthus
was an English scholar, influential in political economy and demography
territoriality
individual or a group attempt to identify and establish control over a clearly defined territory consider partially or wholly in exclusive
spatial interaction
the movement of people, goods, information between different places an indication of independence between different geographic locations or areas.
space time prism
a diagram of the volume of space and the length of time within which our activities are confined by constraints of our bodily needs and the means of mobility at our command.
pull factors
characteristics of a locale that act as a attractive forces, drawing migrations from other regions.
push factors
unfavorable characteristics of a locale that contributes to the dissatisfaction of its resident and impel their emigration.
place perception
the acquisition of information about a place or thing through sensory means; the subjective organization and interpretation of acquired information in light of cultural attitudes and individual preferences or experiences.
personal space
An invisible, usually irregular area around a person into which he r she does not willingly admit others. The sense and extent) of personal space is a situational and cultural variable.
Total fertility rate
the average number of children that would be born to each woman if during her childbearing years she bore children at the current year’s rate for women that age.
replacement level
the number of children per woan that will supply just enough births to replace parents and compensate for early deaths, with no allowance for migration effect; usually calculated at between 2.1 and 2.5 children.
