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

14-1 Mrs. Fuller

Science vocab 14-1

Atom The basic building block of matter
Electron A negativity charged particle in an atom
Element A substance that can not be broken down and it is pure
Ion An atom that has a different number of electron than protons
Isotopes Atoms with the same number of protons but with the different number of neutrons
Neutrons An charged particle in the nucleus of an atom
Periodic table A table of chemical elements arranged in order of atomic number usually in rows
Proton A positively charged particle in an atom
Nucleus The central part of an atom
J. J. Thomson An English scientist that discovered electrons by preforming an experiment with a cathode ray "Plum - Pudding Model"
Niels Bohr A Danish scientist who disagreed with J. J. Thompson and found out that electrons travel in orbital (energy levels) around the nucleus
Radiation Energy in the form of electromagnetic waves
Metals Shiny and conduct electricity and heat. One way to characterize a element. To the left of the stair steped line
Non-metals Dull luster and are poor conducters of electricity and heat. One way to characterize an element. To the right of the stair steped line
Semi-metals Condicts electricity and heat better than non-metals but poorly than metals. Also called metaliods. Found along the stair stepped line execpt AL.
Dmitiri Mandeleyez Made the first periodic table with 63 elements
Chemistry A branch of science that studies the structure properties and reactions of the chemical elemements and compounds they form.
Created by: shreyashreya11