Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
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

chapter 1

hypothesis is a stament of what you think will happen during an investigation
observation is something you find out about object events,or living things by using your senses
experiment is the use og scientifi method to test your hypothesis
variable is something that can change the test
control group the group doesn't get the special stuff
procedures are step-by-step instructions for completing
serveys question that are answer by people
models object or ideas represent other things
sampling exmaine radom people from a pop.
indepdent variable a variable that you can change
dependent variable it is what is measured. it changes when the independent changes.
exermental does get the special treatment
precision is a abilty to consistently
accuracy is the ability to make a measurment
inference is a conclusion based on obersvation
data are information from which a conclusion
evidence are observations that make you testable