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.
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
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

S8P1.a

Distinguish between atoms and molecules

TermDefinition
atom the smallest unit of an element that maintains the properties of that element
element a substance that can not be separated or broken down into similar substances by chemical means
nucleus in physical science, an atom's central region, which is made up of protons and neutrons
protons a subatomic particle that has a positive charge and that is found in the nucleus of an atom
neutron a subatomic particle that has a negative charge
atomic number the number of protons in the nucleus of an atom; the atomic number is the same for all atoms of an element
neutral having no overall charge
atomic mass the mass of an atom expressed in atomic mass unit
chemical symbol one- or two- letter code that represents an element
electron a subatomic particle that has a negative charge
Created by: 62kieand