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WorksheetsLight
Total questions: 40
Worksheet time: 26mins
Name
Class
Date
1.
What do water droplets in a rainbow act like?
a)
prisms
b)
flashlights
c)
reflectors
d)
lasers
2.
Smooth surfaces _______ a lot of light.
a)
reflect
b)
bend
c)
absorb
d)
twist
3.
White light can be separated into different colors by using a__________.
a)
microscope
b)
prism
c)
mirror
d)
convex lens
4.
These types of objects do NOT allow light to pass through
a)
Translucent
b)
Transparent
c)
Opaque
5.
These types of objects allow only SOME light to pass through
a)
Translucent
b)
Transparent
c)
Opaque
6.
The bending of light as it moves from one material to another
a)
Reflection
b)
Refraction
c)
Opaque
7.
The bouncing of light off an object
a)
Reflection
b)
Refraction
c)
Opaque
8.
Luminous means...
a)
Gives out its own light
b)
Reflects light from other things
9.
What is the spectrum?
a)
A disturbance that transfers energy from place to place
b)
The ability to do work
c)
What we see when specific light reflects off of an object
d)
The range of visible color
10.
When light enters a medium and changes direction it is called ________.
a)
Reflection
b)
Refraction
c)
Dispersion
d)
Diffraction
11.
When light bounces off a surface it is called ________.
a)
Reflection
b)
Refraction
12.
_______ light is a combination of all colors of light reflecting off an object.
a)
White
b)
Black
c)
Spectrum
13.
_____?______ materials do not allow light waves to pass through.
a)
Opaque
b)
Transparent
c)
Translucent
14.
_____?_____ materials allow some light to partially pass through, but not in a straight path.
a)
Opaque
b)
Transparent
c)
Translucent
15.
_____?_____ materials allow light waves to pass through easily.
a)
Opaque
b)
Transparent
c)
Translucent
16.
Which of these objects is "Opaque"?
a)
A Brick Wall
b)
Eye Glass Lenses
c)
Stained Glass Windows
17.
Which of these objects is "translucent"?
a)
A Brick Wall
b)
Sunglasses
c)
Mirror
18.
Which of these objects is "transparent"?
a)
Stained Glass Window
b)
Wooden Table
c)
Clear Glass Window
19.
When light strikes an object, it can do all of the following, except...
a)
Be reflected
b)
Be refracted
c)
Be produced
d)
Be absorbed
20.
Which picture best shows the law of reflection?
a)
A
b)
B
c)
C
d)
D
21.
What can you see in a room that has no visible light?
a)
Only bright colored objects
b)
Only dark colored objects
c)
Only white objects
d)
Nothing at all
22.
What property of light makes this pencil appear to be bent or broken?
a)
Reflection
b)
Refraction
c)
Diffraction
d)
Absorption
23.
What is a ray?
a)
the rainbow
b)
a man's name
c)
the way in which light travels
d)
a reflection of light
24.
Name the colors in the visible spectrum.
a)
red, orange, yellow, green, blue, indigo, violet
b)
red, orange, blue, violet, green
c)
red, yellow, indigo, orange
25.
When does light refract?
a)
When light travels in a vacuum.
b)
When light moves through cold air.
c)
When light travels in only one medium.
d)
When light moves from one medium to another.
26.
What type of material is used to make a stained glass window?
a)
opaque
b)
reflective
c)
transparent
d)
translucent
27.
Which muscular part of the eye contols how much light enters the eye?
a)
lens
b)
iris
c)
pupil
d)
cornea
28.
What happens to light that passes through a concave lens?
a)
The light rays spread apart.
b)
The light rays are absorbed.
c)
The light rays come together.
d)
The light rays move in a straight path.
29.
Which of these is an important source of light on earth?
a)
Sun
b)
Stars
30.
Who is credited for creating the light bulb?
a)
Randy Orton
b)
Odell Beckham Jr.
c)
Thomas Edison
d)
Michael Phelps
31.
What do you get if you combine all of the colors in visible light?
a)
bright light
b)
white light
c)
brilliant light
d)
neon light
32.
Through what kind of matter does light move fastest?
a)
liquids
b)
air
c)
matter that is lighter in color
d)
matter that is in larger objects
33.
One way in which light waves are different from sound waves is that light waves--
a)
can move through empty space
b)
are caused by rapid vibrations
c)
travel more slowly
d)
can be reflected
34.
Why do we see objects as white?
a)
They absorb all light
b)
They reflect all light
c)
They absorb some light and reflect some light
35.
What are the 3 primary colors?
a)
red, green, blue
b)
yellow, orange, violet
c)
red, black, green
d)
magenta, cyan, indigo
36.
The moon is luminous.
a)
True
b)
False
37.
Why do we see objects as black?
a)
They absorb all the light
b)
They reflect all the light
c)
They absorb some light and reflect
38.
What form of energy travels faster? Light or Sound?
a)
light
b)
sound
39.
What law says "the angle which a light
wave strikes an object is the same angle which the light
wave is reflected"?
a)
Refraction
b)
Resonance
c)
Reflection
d)
Retirement
40.
Which picture best shows the law of reflection?
a)
A
b)
B
c)
C
d)
D
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