Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

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 email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
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

Science Vocab


Law of Conservation of mass Molecules can not be created or destroyed; they are only changed
Physical Change Changes that affect the form of a substance
Chemical change When two substances combine to form a new substances
Element A pure substance consisting of one type of atom.
Chemical formula Information about the atoms that constitute a particular chemical compound
Element molecule When two or more molecules combine chemically of only on type of element
Compound Molecule A molecular compound made of molecules - not ions. The atoms in the compound are bound together by shared electrons
Chemical Equation short, hard form for writing what reactants are used and what products are formed in chemical reaction
Chemical Reaction process that produces chemical changes resulting into a new substance and new features
Reactants (In chemical equation) a substance in a chemical that goes through a chemical change
Products (In chemical equation) substance that results from a chemical change
Coefficient (In a chemical equation) tells how much a certain substance is in the reaction
Subscript (In a chemical equation) tells you how many atoms of an element are in the equation
Diatomic Molecule molecules composed only of two atoms, of either the same or different chemical elements.
Created by: t0707788