Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
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.
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
Know
remaining cards
Save
0:01
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:
Retries:
restart all cards
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

Chaz2

Ghost warrior

QuestionAnswer
resource something people use to produce goods and services.
Scarcity not having enough resources to provide all the thing things people want.
Opportunity cost the things that you give up when you decide to do or hide something else.
economic system a set of rules of that guides the use of resources and production of goods in a country.
region an area that has one or more features on common .
specialization the result of people making the goods they are best able to produce with the resources they have.
trade the buying and selling of goods.
interdependent to depend, or rely on each other.
environment the surroundings in witch people, plants, and animals live.
wetland a moist area such as a swamp or mush that provides a home for wildlife.
pollution anything that makes the water, air, or soil dirty and unhealthy.
ecosystem a community of plants and animals, along with nonliving things such as soil, air and water.
conservation the protection and wise use of natural resources.
Created by: chazscott