Save
Busy. Please wait.
Log in using Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

Username is available taken
show password

why


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.
Your email address is only used to allow you to reset your password. See 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.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know
Remaining cards (0)
Know
0:00
share
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

Population terms

Key terms

TermDefinition
Birth rate per thousand The average number of births per 1000 people in the population per year
Death rate per thousand The average number of deaths per 1000 people in the population per year
Life expectancy The average nuber of years a person is expected to live
Population density The average number of people per square kilometre
Emigrate When someone leaves a country
Natural increase The birth rate minus the death rate
Population pyramid A graph showing how the population is composed of different genders and age groups
Refugees People who are forced to migrate
Zero population growth When the birth rate is equal to the death rate
Distribution How people are spread out
Population density The nuber of people in an area
Demographic transition model A graph used to show population changes
Infant mortality The number of children out of every 1000 born alive who die before the age of one
Population structure The number of males and femeles within different age groups in a population
Dependency ratio % of people who are working (economically active) / % people whow are dependent (young and old)
Created by: lychee
 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards