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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

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
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

chapter 3 lesson 4

physical change alters the form or appearance of matter but does not turn any substance in the matter into a different substance
chemical change a change of matter that produces one or more new substances is a chemical change or chemical reaction
law of conversation of mass the fact that matter is not created or destroyed in any chemical or physical change
temperature the measure of how hot or cold something is
thermal energy the total energy of the motion of all the particles in an object
endrothermic change a change in which energy is obsorbed
exothermic change releases energy
chemical energy the energy stored in the chemical bonds between atoms is a form of energy
Created by: kwinkler