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

unit2 better living

TermDefinition
sewage system receives and treats human waste
safe water water that is free of harmful chemicals and disease causing organism
polluted containing harmful chemicals or organisms
condominium building with many individual living units
town house one row of houses connected by a common sided wall
famines widespread starvation
contaminating adding materials that will change the purity or usefulness of a substance
urine liquid body waste
feces solid body waste
parasite live on the inside or outside another organism with no benefit to the host
insect impact heavily on our environment
immune cannot be affected by the organism
reaper machine to cut small grain
combine harvests the grain
mold board plow piece of steel cut from a saw blade
cotton gin removes cotton seeds
corn picker removes ears of corn from the stalks
barbed wire wire with sharp points to keep the livestock from the fence
milking machine replaced hand milking
tractor source of power for belt driven machines as well as for pulling
legume plant that hosts nitrogen-fixing bacteria
tofu a popular Chinese food made by boiling and crushing soy beans coagulating the resulting soy milk and pressing the curds into desired shapes
katahdin a popular potato verity of the 1930s
BelRus a superior baking verity bred to grow well in the northeast
Created by: 154342