16 questions
What is being transferred with a wave?
matter
medium
energy
water
Which of the following properties makes a light wave different from a mechanical wave?
A light wave slows down in a vacuum
A light wave is able to transmit energy
A light wave exists as a transverse wave
A light wave can travel without a medium
What causes the refraction of a wave?
the density of the medium can change the speed
the amount of the medium changes the direction
What color do we see when all light is refracted?
red
black
white
rainbow
A reflected light ray makes an angle of 60 degrees with a mirror's surface. What angle did the incoming light ray form with the mirror's surface?
30
60
90
180
Which determines the color of an object?
Absorption
Diffraction
Reflection
Refraction
Which type of wave is light?
Diffusion
Transverse
Longitudinal
Compression
Frosted glass is made of glass with an etched surface. How would you describe the glass as light travels through it?
Translucent
Transparent
Opaque
Diffraction
Which object will absorb the most light?
Clear glass
Black paper
Plastic Wrap
Stained Glass
An object that absorbs all the colors in the visible spectrum will appear?
invisible
red
black
white
Light waves cannot travel completely through the following?
Air
rock
water
vacuum
What type of image is formed by a plane mirror?
Upright
Inverted
Magnified
All of the above
Which of the following can be used to magnify an image?
Concave lens
Convex lens
Convex mirror
concave mirror
Telescopes that use mirrors are called _____.
Diffraction
Reflecting
Refracting
Diffusion
When a light wave is refracted and its moving from liquid to gas, its speed will ____.
increase
decrease
A wave is refracted when it changes speed. As the light moves from gas to liquid it bends ____ the normal line.
away
towards