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.

Remove Ads
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


Non-living factors that affect a population Abiotic
the function or a "Job" a species has in its ecosystem Ecological Niche
how one species population affect another species population biotic
Development that stretches the boundary of the suburbs urban sprawl
chemicals that are essential to living things nutrient
the gases that make up the air above earths surface atmosphere
the earths crust made up of the tectonic plates lithosphere
the part of the earths crust that contains salt and fresh water hydrosphere
regions of the earth where living organisms exist biosphere
having a huge amount of development within the city boundary limits intensification
Created by: kieradiedrick