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


Flashcards from Feb 14-28

Refraction The bending of light rays as they move from one place to another.
Prism A glass bar that separates white light into the colors of the rainbow.
Lens A curved piece of clear glass or plastic that bends light rays.
Light A form of energy that travels in waves and can move through empty space where there is no air.
Opaque Materials that light cannot pass through.
Absorption The process of soaking up liquid, heat, or light.
Transparent Materials that allow light to pass through but will come out blurry.
Translucent A substance that is clear like glass and lets light through and can be seen clearly.
Spectrum The range of colors that is reveled when light shines through a prism or through drops of water.
Reflection The bouncing back of light rays from the surface.
Created by: james ackerman