Shared Flashcard Set

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APES
Human Population
13
Environmental Studies
12th Grade
11/02/2008

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Cards

Term
Age Structure
Definition
The proportion of the population of each age
Term
Birth Rate
Definition
The rate at which births occur in a population - measured as # born/time or % of births per population
Term
Death Rate
Definition
The rate at which deaths occur in a population - measured as # deaths/time or % of deaths per population
Term
Demographic Transition
Definition
Pattern of change in birth and death rates as a country is transformed from undeveloped to developed.
Term
Growth Rate (population)
Definition
The net increase of people in a given area for a given time
Term
Human Carrying Capacity
Definition
Theoretical estimates of the number of humans that can "safely" inhabit the Earth
Term
Life Expectancy
Definition
The estimated average number of years that an individual can expect to live
Term
Logistic Carrying Capacity
Definition
Population size in which births equal deaths and no net change in population
Term
Logistic Growth Curve
Definition
The S - Shaped growth curve. Population grows quickly but slows down and population reaches a constant
Term
Maximum Lifetime
Definition
Genetically determined maximum possible age to which an individual of a species can live.
Term
Population
Definition
A group of individuals of the same species living in the same area
Term
Population Dynamics
Definition
The study of changes in population sizes and the causes of these changes
Term
Species
Definition
A group of individuals capable of interbreeding
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