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

science vocab (sound

translucent allow only some light to pass through
transparent allowing light to pass through
volume the loudness of a sound
pitch how high or low a sound is
frequency the number of vibrations per second
vibration a back and forth movent of matter
refection the bouncing of light off a surface
opaque not allowing light to pass through
convex lens a lens that is thicker at the center than it is at the edges
concave lens a lens that is thicker at the edges than it is at the center
refraction the bending of light as it moves from one material to another
Created by: awesome dude