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

Intro Unit

qualitative observation description; observations with words
quantitative observation measuring observations using numbers
observation using your senses to gather information
inference when you are able to use observations to explain something
beaker a flat-bottomed tool used to measure larger volumes of liquids
erlenmeyer flask a tool that measures volume but also has tapered neck to swirl/mix substances
graduated cylinder a tall cylindrical tool to measure small volumes of liquid in precise increments
test tubes a small glass to hold (not measure) small volumes of liquids
thermometer a tool to measure the temperature in Fahrenheit or Celcius
dropper a tool to drop small amounts of liquids
safety glasses protective eyewear that protects your eyes from harmful materials
microscope a tool to view smaller objects more clearly
digital scale a tool that will measure the mass of an object
scoopula a tool to transfer small powders or solids to test tubes or other holding areas
hypothesis An educated guess (prediction) based on observations and/or prior knowledge
procedures A simplistic but detailed step by step list of what to accomplish
independent variable It is a variable that stands alone and isn't changed by the other variables you are trying to measure.
dependent variable It is the measurement that changes as a result of the IV.
control variable What stays the same in an experiment
controlled experiment An experiment where the person conducting the test only changes one variable at a time in order to isolate the results.
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