Busy. Please wait.
Log in with Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

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.
Your email address is only used to allow you to reset your password. See 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.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
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

Term Definition
Hypothesis is a statement of what you think will happen in an investigation.
Observation is something you find out about objects, events, or living things by using your senses.
Experiment is the use of scientific methods to test your hypothesis.
Variable something can change in a test.
Independent Variable one you can control.
Dependent Variable changes when an independent variable changes. it is what gets measured. it gives you data
Control group not special group treatment
Procedures step by step instructions for completing a task
Data are info from which a conclusion can be drawn or a prediction can be made
Precision the ability to constantly repeat a measurement
Accuracy the ability to make a measurement that is as close to the actual value as possible
Inference a conclusion based on observations
Evidence observations that make you believe that something is true
Model objects or ideas that represent other things
Experimental Group the group that gets a special treatment
Surveys questions that are answered by people. great for opinion
Created by: Kaitlyn-garrett
Popular Science sets




Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
restart all cards