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

OW Evolution

8th grade Science Vocab

evolution the theory that states that organisms slowly change over time to fit the environment
variations differences within a trait
adaptations when a variation helps an organism survive and/or reproduce
natural selection nature selects who will be more successful in an environment based upon its adaptaitons
Charles Darwin the father of evolution
mutations process where spontaneous changes occur in DNA; can be positive, negative, or neutral to survival.
Fossils remains or impression from organisms from the past
extinction when an organism no longer is on the face of the Earth
overproduction as part of natural selection, organisms produce more offspring than are needed for survival
Galapagos Islands the place where Darwin traveled to when studying finches bird beaks
habitat a place where organisms live
Law of Superposition states that the oldest rock layers/fossils are on the bottom and the youngest are on the top
Created by: burkinss