Save
Busy. Please wait.
Log in with Clever
or
show password
Forgot Password?
Don't have an account?  Sign up 
Sign up using Clever
or
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.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't Know
Remaining cards (0)
Know
0:00
edit
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

science vocab ch.2

study vocal

TermDefinition
matter anything that has mass
substance a single kind of matter that is pure
physical property a characteristic of a pure substance
chemical property a characteristic of a pure substance , that can be broken down
element a pure substance that cannot be broken down
atom is the basic particle from which elements are made
chemical bond is the force of attraction from which elements are made
molucules groups of two or more atoms held together by chemical bond
compound a pure substance of two or more substances
chemical formula it shows the elements in the compound and the ratio of atoms
mixture is made of two or more substance , element , compounds or both
hetrogenious mixture you can see the different parts
homogenous mixture are so evenly mixed that you can’t see the different parts
solution an example of homogenous mixture
physical change any change that alters the form or appearance of matter but does not make any new substances
chemical change a change in matter that produces one or more new substances
law of conversations the fact that matter is not created or destroyed in any chemical or physical change
energy is the ability to do work or cause change
tempature is a measure of average energy of random motion of particles
thermal energy is the total energy of particle in an object
endothermic change a change in which energy is taken
exothermic change releases energy
Created by: dgoose2001
Popular Computers sets

 

 



Voices

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:
Retries:
restart all cards