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


Biology I-3 (experiments)

experiment controlled test for hypotheses
Hypothesis prediction about variables that can be tested
independent variable factor manipulated by experimenter to observe its affect on other variables; difference between experimental and control groups
dependent variable measured outcomes in an experiment; factor expected to respond to changes in the independent variable
constant/controlled variables factors kept the same for all groups
observation collected information or data
experimental data data collected from subjects under test conditions = have manipulated independent variable
control data baseline data for comparison which is collected from subjects under "normal" or untreated conditions
science process to solve problems with logic, tests and evidence
inference reasonable conclusion based on what is known
scientific theory explanation for natural events generally accepted to be true by scientists
bias prejudice towards some idea
Created by: strawend