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

unit 1

Quantitative Observation An observation using numbers to describe
Qualitative Observation An observation using words to describe
Inference Use what you know to explain an observation
Scientific Method a way to solve a problem or answer a question
Problem A situation that you don't understand so you create an experiment to understand it better.
Valid Logical answer to a problem
Hypothesis A testable prediction that attempts to explain the question
Experimental Group group in an experiment that receives the variable (Treatment)
Control Group the group in an experiment that does not receive any treatment
Independent Variable What the experimenter is controlling (I do) The difference between the control group and the experimental group
Dependent Variable What is being measured/observed
Constant A variable that must stay the same in all groups
Experimental Design Diagram The entire process of identifying a process and completing an experiment
Theory consists of one or more hypotheses that have been supported with repeated testing.
Repeated Trials The process of completing the experiment over again, to verify results
Data The results collected during an expiriment
Observation Use your 5 senses to help you learn about the subject
Law Laws can never be shown to be wrong 
Variable an element, feature, or factor that is likely to vary or change.
Created by: skweiss