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 - Sound

Sound stuff Eric

relection the bouncing back of a wave off an object or surface
absorption the taking in of light energy by an object
transparent describes materials that let nearly all of the light rays that hit them pass through
translucent describes materials that let some light rays pass through but scatter some of the other rays
opaque describes materials that do not let any light pass through
compression the pushing together of a mass so that it occupies less space
frequency the number of times a wave makes a complete cycle in a second
wavelength distance between one point on a wave to the next similar point on a wave
hypothesis a temporary prediction that can be tested about how scientific investigation or experiment will turn out
Created by: evangeorge