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

8th Grade Unit 3d

Waves part 4 Sound and Light

QuestionAnswer
LASER Light Amplification by Stimulated Emission of Radiation
Lens An optical device which transmits and refracts light, converging or diverging the beam.
Mirror A substance that can reflect light efficiently
Photon A bundle of light energy that moves as both a particle and a wave
Primary colors Colors that can be added or subtracted from one another to create other colors. Red, Blue, Green, Cyan, Magenta and Yellow.
Prism A substance that can refract white light separating it into its colored components
Reflection The change in direction of a wave from the surface of a reflective material.
Refraction The bending of a wave when it enters a medium where it's speed changes due to differences in density.
Speed of light The speed at which light travels in a vacuum. (3.00 x 108 m/s)
Wave particle duality Explains the wave and particle characteristics that light exhibits.
Decibel Unit of sound intensity
Created by: darrin_evans