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.
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

Lesson 13


Adapt v. To change to fit new conditions. 2. To make changes in something to make it useful. n. A changing to fit new conditions. 2. Something that is changed from some place else.
Deplete v. To use up.
Efficient adj. Producing results without waste.
Fatigue n. A feeling of tiredness from work or exercise. v. To make or become tired.
Gait n. The way a person or animal moves on foot.
Glare v. To shine with a strong, harsh light. 2. To stare angrily at. n. A strong, blinding light. 2. An angry stare. adj. Shining with a harsh, brilliant light. 2. Very obvious.
Habitat n. A place or type of place where a plant or animal is normally found.
Oblivious adj. Not aware of. n. A state of forgetting or being forgotten.
Outmoded adj. No longer needed or fashionable.
Prominent adj. Projecting; standing out. 2. Very easy to see; easily noticed. 3. Famous; well known.
Quench v. To put out; to extinguish. 2. To satisfy with a liquid.
Rigor n. A condition that makes life difficult. 2. Strictness or severity. adj. Severe; extreme. 2. Thorough; complete.
Sear v. To wither; to dry up. 2. To burn the surface with sudden heat.
Transport v. To carry or move from one place to another. n. The act of carrying from one place to another.
Wend v. To travel; to go one's way.
Created by: acivetta