Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

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 email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
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

QRES Light and Sound

Terms for Light and Sound Unit

vibration A back-and-forth movement of matter
volume The loudness of a sound.
pitch How high or low a sound is.
frequency The number of vibrations per second.
reflection The bouncing of light off an object.
refraction The bending of light as it moves from one material to another.
translucent Allowing only some light to pass through.
transparent Allowing to pass through.
opaque Not allowing light to pass through.
concave lens A lens that is thicker at the edges than in the middle.
convex lens A lens that is thicker in the middle than at the edges.
Created by: chris.henderson