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.

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

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.

Remove ads
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


hypothesis is a statement of what you think will happen
observation something you find out about like objects or events and even living things
experiment is scientific methods to test your hypothesis
independent variable is a variable you can control
dependent variable changes when a independent variable changes. what is measured. gives you data
experimental group the group that gets the special treatment
models objects or ideas that represent other things
data is information that you could use to make a conclusion or prediction
models objects or ideas that represent diffrent things
survey questions that are answered by people and great for opinion questions
sampling examining random individuals from a population
procedures are step by step instructions for completing a task
infrence is a conclusion based on observations
controll group does not get the special treatment
accuracy is the ability to make a measurement as close as possible
evidence are observations you believe are true
precision is the ability to consistent repeat a measurement
Created by: oliver-hughes