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Ap human Ch2 vocab
omg i hate vocab
24
Geography
9th Grade
03/17/2010

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Term
Population Density
Definition
a measurement of the number of people per given unit of land
Term
Arithmetic Population Density
Definition
the population of a country or region expressed as an average per unit area
Term
Physiological population density
Definition
the number of people per unit area of arable land
Term
Population Distribution
Definition
description of locations on the Earth’s surface where populations live
Term
Dot Map
Definition
maps where one dot represents a certain number of a phenomenon, such as a population
Term
Megalopolis
Definition
term used to describe large coalescing super cities that are forming in diverse parts of the world
Term
Census
Definition
a periodic and official count of a country’s population
Term
Doubling Time
Definition
the time required for a population to double in size
Term
Population Explosion
Definition
the rapid growth of the world’s human population during the past century, made by decreasing doubling times, and accelerating rates of increase
Term
Natural Increase
Definition
population growth measured as the excess of live births over deaths
Term
Crude Birth Rate
Definition
the number of live births yearly per thousand people in a population
Term
Crude Death Rate
Definition
the number of deaths yearly per thousand people in a population
Term
Demographic Transition
Definition
multistage model of changes in population growth exhibited by countries undergoing industrialization
Term
Stationary Population Level
Definition
the level at which a national population ceases to grow
Term
Population Composition
Definition
Structure of a population in terms of age, sex and other properties such as marital status and education
Term
Population Pyramids
Definition
Representation of the age and sex composition of a population whereby the percentage of each age group is represented by a horizontal bar
Term
Infant Mortality Rate
Definition
A figure that describes the number of babies that die within the first year of their lives in a given population
Term
Child Mortality Rate
Definition
A figure that describes the number of children that die between the first and fifth years of their lives in a given population
Term
Life Expectancy
Definition
A figure indicating how long, on average, a person may be expected to live
Term
AIDS
Definition
Immune system disease caused by HIV which weakens immune system
Term
Chronic Diseases
Definition
Generally long-lasting sickness now more common b/c of higher life expectancies
Term
Expansive Population Policies
Definition
government policies that encourage large families and raise the rate of population growth
Term
Eugenic Population Policies
Definition
Government policies designed to favor one racial sector over others
Term
Restrictive Population Policies
Definition
Government policies designed to reduce the rate of natural increase
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