Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Ch.2 Vocab


Demographic Accountin Equation Birth Rate, Death Rate, Natural Increase Rate
Demographic Transition Model The process of change in a society's population from a condition of high crude and death rates and low rates of natural increase to a condition of low crude birth and death rows, low rate of natural increase and a higher total population.
Dependency Ratio The number of people under the age of 15 and over the age of 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 increse.
Ecumene The portion of Earth's surface occupied by permanent human settlement.
Infant Mortality Rate The number of deaths of children under the age of 1 per thousand of the general population.
Maladaption A trait that is (or has become) more harmful that helpful.
Thomas Malthus A british scholar who made a theory that population growth would outstrip the world's food supply in the future.
Mortality The state or condition of being subject to death
Crue Birth Rate The total number of live births in a year for every 1,000 people alive in the society.
Crude Death Rate The total number of deaths in a year for every 1,000 people alive in the society.
Arithmetic Density The total number of people divided by the total land area.
Physiological Density The number of people per unit of area of arable land area.
Agricultural Density The ratio of the number of farmers to the total amount of land suitable for agriculture.
Zero Population Growth A decline of the total fertility rate to the point where the natural increase rate equals zero.
Underpopulation Lacking the normal or required population density.
Natural Increase Rate The percentage growth of a population in a year, compound as the crude birth rate minus the crude death rate.
Population Pyramid A bar graph representin the distribution of population by age and sex.
Overpopulation The number of people in an area exceeds the capacity of the environment to support life at a decent standard of living.
Neo-Malthusianism A doctrine advocating control of population growth.
Carrying Capacity The maximum, equilibrium number of organisms of a particular species that can be supported indefinitely in a given environment.
Natality The ratio of live births in an area to the population of that area.
Created by: mikeymon200