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.
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.

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


electromagnetic radiation a form of energy that exhibits waveslike behavior as it travels through space.
wavelength shortest distance between equivalent points on a continious wave
frequency the number of waves that pass a given point per second
amplitude the waves highth from the orgin to the trough.
eletromagnetic spectrum emcompasses all forms of elemagnetic radiation
quantum the mininum amount of energy that can be gained or loss by an atom
plancks constant is a symbol for joule
photoelectric effect are admitted from a medal surface when light of a certain frequency shines on a surface
photon a partice of electromagnetic radiation with no mass that carries a quantum
atomic emission spectrum an element is a set of frequencies of electromagnetic waves emitted by waves of the element.
ground state the lowest allowable energy state of an atom
de Broglie equation predicts that all moving particles have wave characteristics
Heisnberg encertainty principle states that it is fundilmentally impossible to know precisely both the velocity and postion of a particle at the same time
Quntom mechanical model of the atom atomic model in which the electrons are treated as waves
atomic orbital a three dimensional region around the nucleus
principle quantum numbers the relative sizes an energies of atomic orbitals
principle energy level specifies the atoms major energy levels
energy sublevels principle energy level that contains
Created by: jessika c