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.
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

unit 1-section 1

vocab words

Chemistry the composition, structure, properties, and reactions of a substance
Scientific method a method of investigation involving observation and theory to test scientific hypotheses
SI a complete metric system of units of measurement for scientists
Weight a measure of the heaviness of an object
Precision the quality of being sharply defined by virtue of exact detail
Accuracy the closeness with which an observation or a measurement of a variable approximates its true value
Density the concentration of matter, measured by mass per unit volume
Significant figures the first 3 numbers after the decimal point
MSDS (Material Safety Data Sheet) a form with data regarding the properties of a particular substance
Mass the physical volume or bulk of a solid body
Volume the amount of space occupied by a three-dimensional object or region of space, expressed in cubic units
Length the longest dimension of an object, or of the measurement between the two ends
Derived units any of the units of measure derived from combinations of the seven base units and two supplementary units of the International System
Created by: 375princess



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