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

CBB 3.1

Chemical Building Blocks- Ch.3 Sec. 1

nucleus the central cor of an atom containing protons and usually neutrons
proton a small, positively charged particle in the nucleus of the atom
neutron a small particle in the nucleus of the atom with no electrical charge
electron a tiny, negatively charged particle that moves around the nucleus of an atom
atomic number the number of protons in the nucleus of an atom
isotope an atom with the same number of protons and a different number of neutrons from the other atoms of the same element
mass number the sum of the protons and neutrons in the nucleus of an atom
model in science, a diagram, a mental picture, a mathematical statement, or an object that helps explain ideas about the natural world
Created by: Olivia E.