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

Resources Vocabulary

TermDefinition
natural resources products of the earth that people use to meet their needs
renewable resources cannot be used up; can be replaced
nonrenewable resources cannot be replaced; limited supply
acid rain rain containing high amounts of chemical pollutants
deforestation cutting down trees without replanting
conservation careful use of resources
ecosystems places where plants and animals are dependent upon one another and their surroundings to live
death rate number of people out of every 1,000 who die in a year
birthrate number of children born each year for every 1,000 people
famine lack of food
population density average number of people living in a square mile or kilometer
urbanization movement to cities
emigrate move to another country
refugee person who flees to another country to escape persecution or disaster
developed country country in which a great deal of manufacturing is carried out
developing country country that is working toward industrialization
atmosphere the blanket of gases, or air, surrounding the earth
lithosphere the earth’s hard outer shell, or land
hydrosphere all the water on earth
biosphere all living things and the environments in which they live
Created by: S730503
 

 



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