Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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.

Remove Ads
Don't know
Know
remaining cards
Save
0:01
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:
Retries:
restart all cards




share
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 2

QuestionAnswer
Matter The substance or substances of which any physical object consists or is composed
Pure Substance A sample of matter, either an element or a compound, that consists of only one component with definite physical and chemical properties and a definite composition.
Element A one of a class of substances that cannot be separated into simpler substances by chemical means.
Compound pure substance composed of two or more elements whose composition is constant, and cannot be separated by physical means, but can by chemical means.
Mixture Any combination or blend of different elements, kinds, qualities.
Homogeneous Solution A solution composed of parts or elements that are all of the same kind.
Heterogeneous Solution A solution composed of parts or elements that are different kinds.
Distillation A process that uses differences in boiling temperature to separate mixtures and solutions.
Physical Changes Changes to the visual properties of a substance that do not change the chemical make-up.
Physical Properties The properties of a substance that can be seen (i.e. not chemical make-up)
Chemical Changes Changes in the chemical properties of a substance that do change the chemical make-up.
Chemical Properties The properties of a substance that can not be seen, but can be found by tests.
Law of Conservation of Matter A law in Science that states that matter can not be created or destroyed, only changed in form.
Created by: mquade