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

Light and Sound 2016

Light and Sound

The distance between one crest of a sound wave and the next is the wavelength
The waves of loud sounds have a greater _____________________than those of soft sounds. amplitude
Objects _________________when they shake back and forth quickly. vibrate
The loudness/softness of a sound is its__________________. volume.
The __________________of a wave measures how many waves pass in a given amount of time. frequency
The __________________ of a sound describes how high or low it is. pitch
Sound is a form of _____________________________that travels in waves energy
Sound will travel fastest through what medium? solid
Sound cannot travel through this. empty space
The function of the _____________ ______________ is to collect and funnel sound. outer ear
You can “feel” sound because of ____________. vibrations
There are three bones in the middle ear. They are known as the hammer, anvil and stirrup
On a diagram of a sound wave, the top of the wave is the crest
On a diagram of a sound wave, the bottom of the wave is the trough
On a diagram of a sound wave, the measure from the resting point to the crest is known as the amplitude
A unit of measurement for sound is decible
What sould you change to lower the pitch of a sound wave? frequency
Material that allows light to pass through is ____________. transparent
When light waves bounce off an object, they __________. reflect
A material that blocks light is ____________. opaque.
When an object blocks light, it creates a ________________. shadow
An object that lets some light through but scatters it in many directions is _____________. translucent
To bend light is to _________ it. refract
Something that seperates white light into colors is a________. prism
A ________ is a piece of curved glass, plastic or other material that refracts light. lens
A ______________lens bends light rays outward. concave
A ______________ lens bends light rays inward toward a focal point. convex
When light passes through a prism, colored bands exit the prism in _________________. one order only-ROYGBIV.
ROYGBIV is the acronym for ___________________. The bands of color from a prism: Red, Orange, Yellow, Green, Blue, Indigo and Violet.
If you shine a red light on a blue shoe, it will look ___________. black
If you shine a red light on a red shoe, the shoe's color will look _________________. red
What do water droplets in a rainbow act like? prisms
Why does a bike's shadow have the shape of the bike? The bike blocks the sunlight.
Why does the volume of a sound decrease as it move farther away from its source The energy in the wave becomes more spread out.
What happens if you shine a flashlight on a mirror in a dark room? The mirror reflects the light back to you.
What is the job of the inner ear? It receives vibrations that trigger nerve cells to signal the brain.
I need eyeglasses to make things that are close up look clear. What types of lenses should be in my glasses? convex
You can see yourself in a smooth mirror. You don’t see yourself in a crumpled piece of aluminum foil because the light is scattered
Piano strings of different thicknesses and lengths produce different___________________? pitches
A microscope makes objects look larger than they actually are. What kind of lens does it contain? concave
Created by: Andersonclass