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WorksheetsLight 4th Grade
Total questions: 30
Worksheet time: 27mins
Name
Class
Date
1.
Which images are opaque?
a)
A & C
b)
A,C,E, & F
c)
D, E, & F
d)
A & E
2.
Another name for light bending is ....
a)
Reflaction
b)
Absorbing
c)
Refraction
d)
mirror
3.
Opaque means...
a)
No light passes through it
b)
All light passes through it
c)
Some light passes through it
4.
The color you see is the color that is ___.
a)
reflected
b)
absorbed
5.
___________ is a from of energy that we can see with our eyes.
a)
shadow
b)
light
c)
energy
d)
reflection
6.
Which explains why the fork looks different under water?
a)
light can't pass through the glass
b)
the wavelength of light lengthens
c)
the amount of light increases when going through water
d)
light is refracted at an angle
7.
When a rainbow is formed outside naturally, what causes the light to refract?
a)
A. Small raindrops
b)
B. Sunlight rays
c)
C. Tiny mirrors
d)
D. Glass prisms
8.
Allows light to pass through but the light is scattered so that whatever is behind it cannot be clearly seen.
a)
Transparent
b)
Translucent
c)
Opaque
d)
None of the above
9.
Does not allow light to pass through it
a)
Transparent
b)
Translucent
c)
Opaque
d)
None of the above
10.
Allows light to pass through so whatever is behind it can be clearly seen
a)
Transparent
b)
Translucent
c)
Opaque
d)
None of the above
11.
To take in
a)
reflect
b)
absorb
c)
transmit
12.
To pass through
a)
Transmit
b)
Absorb
c)
Reflect
13.
To bounce back
a)
Transmit
b)
Absorb
c)
Reflect
14.
Why would an object be white?
a)
All of the colors of the rainbow reflected off of the object
b)
All of the colors of the rainbow were absorbed into the object
15.
Why would an object be black?
a)
All of the colors of the rainbow reflected off of the object
b)
All of the colors of the rainbow were absorbed into the object
16.
Why can you see a reflection in the mirror?
a)
Light rays reflect off of the mirror in different directions
b)
Light rays reflect off of the mirror in the same direction
17.
Why does light bend?
a)
It ran into a wall
b)
It reflects off of a wall and hits another object
c)
It must travel through more than one object so it changes its speed and direction
d)
Sometimes it feels like stretching
18.
Which letter shows reflection?
a)
Pathway A
b)
Pathway B
c)
Pathway C
d)
Pathway D
19.
A prism could best be described as which of the following?
a)
An object that does not allow light to pass through.
b)
A triangular object that allows light to enter and be refracted out into colors
c)
A pyramid shaped object that reflects the rainbow
d)
A triangular object that absorbs the light from a rainbow
20.
How does light travel?
a)
in a wavy path
b)
in a straight path forever
c)
in a zig zag path
d)
in a straight path until it hits an object
21.
Smooth, shiny surfaces _______ a lot of light.
a)
reflect
b)
bend
c)
absorb
d)
produce
22.
This is used to separate white light into colors.
a)
prism
b)
reflection
c)
sunlight
d)
spectrum
23.
By passing light through a prism, you can tell ____________.
a)
that white light is made of different colors
b)
the weight of the prism
c)
the original source of light
d)
that blue light is brighter than white light
24.
What does light do when it hits an object that it cannot pass through?
a)
It creates a shadow
b)
It passes through anyway
25.
Light is a kind of.....
a)
reflection
b)
energy
c)
heat
d)
matter
26.
What does the pencil in this picture show about light?
a)
Light is refracted when it hits a curved object.
b)
Light is reflected when it hits a curved object.
c)
Light is refracted when it passes from air into water.
d)
Light is reflected when it passes from air into water.
27.
What happens to light passing through a prism?
a)
It goes right through it.
b)
It bends and the light separates.
c)
It bounces off it
d)
It goes around it.
28.
How is refraction different from reflection.
a)
Reflection is the bouncing of light off an object and refraction is the bending of light when it moves through one kind of matter to another.
b)
Reflections is the bending of light when it moves through one kind of matter to another and refraction is the bouncing of light off an object.
29.
If a black and white car were in the parking lot all day. Compare the temperatures of the two cars.
a)
The black car would be cooler.
b)
The white car would be hotter.
c)
The black car would be hotter.
d)
They would be the same
30.
Which travels faster?
a)
sound
b)
light
c)
water
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