Busy. Please wait.
Log in using Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

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.
Your email address is only used to allow you to reset your password. See 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.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
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


terms chapters 1

A positively charged electrode Anode
A basic part of matter that consists of a nucleus and a surrounding cloud of electrons. Atom
The number of protons in an atoms nucleus. Atomic number
A negatively charged electrode Cathode
A method of transporting energy through space, distinguished by wavelength, frequency, and energy Electromagnetic radiation
Electromagnetic radiation grouped according to wavelength and frequency. Electromagnetic spectrum
A negatively charged particle that travels around the nucleus Electron
A process in which an electron is moved to a higher energy level within the atom Excitation
The ability of a substance to emit visible light Fluorescence
The number of cycles of the wave that pass a stationary point in a second Frequency
Electromagnetic radiation emitted from the nucleus of radioactive substances Gamma rays
Electromagnetic radiation, beyond the red end of the visible spectrum, characterized by long wavelengths Infrared rays
A process in which an outer electron is removed from the atom so that the aton is left positively charged Ionization
A neutral particle located in the nucleus of an atom Neutron
A bundle of radiant energy (synonymous with quanta) Photons
A positively charged particle located in the nucleus of an atom Proton
A bundle of radiant energy (synonymous with photons) Quanta
Energy contained in light rays or any other form of radiation Radiant energy
A visible photographic record on film produced by x-rays passing through an object. Radiograph
An electron's orbital path and energy level Shell
Electromagnetic radiation, beyond the violet end of the visible spectrum, that is characterized by short wavelengths Ultraviolet rays
An area from which all air has been removed Vacuum
The distance between two consecutive corresponding points on a wave. Wavelength
A form of electromagnetic radiation similar to visible light but of a shorter wavelength X-rays
A number of x-rays traveling together through space at a rapid speed X-ray beam
Created by: wkachold



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards