Vocab Flashcards
Agricultural revolution
The time when human beings first domesticated plants and animals and no longer relied entirely on hunting and gathering.
Agricultural density
The ratio of the number of farmers to the total amount of land suitable for agriculture.
Arithmetic density
The total number of people divided by the total land area.
Census
A complete enumeration of a
population.
Crude birth rate
The total
number of live births in a year for every
1,000 people alive in the society.
Crude death rate (CDR)
The total
number of deaths in a year for every 1,000
people alive in the society
Demographic transition
The
process of change in a society’s population from a condition of high crude birth and death rates and low rate of natural increase to a condition of low crude birth and death rates, low rate of natural increase, and a higher total population.
Demography
The scientific study of
population characteristics
Dependency ratio
The number of
people under the age of 15 and over age 64
compared to the number of people active
in the labor force.
Doubling time
The number of years
needed to double a population, assuming
a constant rate of natural increase.
Ecumene
The portion of Earth’s
surface occupied by permanent human
settlement.
Epidemiologic transition
Distinctive causes of death in each stage of the demographic transition.
Epidemiology
Branch of medical science concerned with the incidence, distribution, and control of diseases that are prevalent among a population at a special time and are produced by some special causes not generally present in the affected locality.
Industrial Revolution
A series of
improvements in industrial technology
that transformed the process of manufacturing
goods
Infant mortality rate (IMR)
The total
number of deaths in a year among infants under 1 year old for every 1,000 live births
in a society.