Waves
What do all waves transfer?
energy
What type of mirror is used for Security purposes?
Convex Mirrors
Light can bend when it enters a new medium. (True or False)
True
When light travels through a window, this is an example of _____?
transparent
Which EM wave is missing?
Radio, ____, Infrared,
microwave
EM waves can travel through a vacuum.
Mirrors allow light to ________ off of it.
reflect
What are two reasons we can see objects around us?
Emit (give off) light or reflect light
When looking through a translucent glass the image will appear _____.
blurry
Give a use of Infrared waves?
Night vision goggles, thermal camera
Which EM wave has the longest wavelength?
Radio
What kind of lens is used on Magnifying Glasses?
Convex Lens
straight line
To darken a room, you would have _____ windows to block the sun.
opaque
List the last three EM waves with the shortest wavelength.
Utraviolet, x-Ray, gamma
What is the distance between crest and crest on an EM wave?
Wavelength
When an object is reflected by a convex mirror, the image appears ________.
Red has the longest wavelength and Violet has the shortest wavelength. (true or false)
True
An example of translucent glass would be ____.
shower door, office glass that is frosted ...
Which EM wave is used to kill cancer cells?
Gamma
You count the number of waves per second.
What kind of mirror turns the image upside down?
concave mirror
What is refraction?
Refraction is when light travels through a new medium.
Describe the difference between translucent and transparent.
translucent- blurry image but light can travel through
transparent- clear image and light travels through
List the 7 EM waves in order with one use
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