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.

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
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

Science Vocab Words

this is helpful

QuestionAnswer
1.Law of conservation of mass States that mass is neither created nor destroyed in any ordinary chemical reaction.
2.physical change A physical change does not produce a new substance.
3.chemical change A chemical change produces a new substance.
4.Element substance that cannot be broken down into simpler substances.
5.chemical formula type and quantity of atoms and molecules that are present.
6.Element molecule molecule of one type of atom.
7.compound molecule made of more than 1 type of atom.
8.chemical equation shorthand form for writing what reactants are used and what products are formed in a chemical reaction;sometimes shows whether energy is produced or absorbed.
9.chemical reaction process that produces chemical change , resulting in new substances that have properties different from those of the original substances.
10.reactants(in a chemical equation) substances that exists before a chemical reaction begins.
11.products(in a chemical equation) substances that forms as a result of a chemical reaction.
12.coefficent(in a chemical equation) The number of molecules of reactants or products.
13.subscription(in a chemical equation) tells the number of atoms in one molecule.
14.Diatomic having two atoms in the molecule.
Created by: Diego Rubio