Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
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.
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
remaining cards
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

Trivia Questions

What are chains of vibrating molecules transferring energy from one place to another? Waves
What is the highest point of a wave? Crest
What is the lowest point of a wave? Trough
What is the measurement from crest to crest or trough to trough? Wavelength
What is the measurement from crest to trough? Wave Height
What is part of the electromagnetic spectrum? Light
What occurs when light takes place when it bounces back from a surface it cannot pass through? Reflection
What happens when light travels in a ray unless it passes through a transparent material? Refraction
What is the bending and spreading of waves around an obstacle? Diffraction
Which type of waves require a medium to pass through? Mechanical
Which type of waves do not require a medium to pass through? Electromagnetic
What are waves that move energy along at right angles or perpendicular to the direction of the energy low? Transverse Waves
What are waves that move energy in the same direction as the energy of the wave? Compression Waves
Which sound property has a vibration push nearby air molecules back and forth? Longitudinal Waves
Which sound property pushes the air molecules together? Compression
Which sound property pulls back the vibration and air molecules? Rarefaction
What is the speed of vibration or what measures the number of waves per second? Frequency
What is the apparent change in frequency due to the motion of the source of observer? Doppler Effect
Created by: jessicas123