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WorksheetsLight
Total questions: 20
Worksheet time: 12mins
Name
Class
Date
1.
What is being blocked when a shadow is formed?
a)
Light Source
b)
Light Path
c)
Object
d)
Eye
2.
The three primary colors of light are
a)
Red, Blue, Yellow
b)
Pink, Green, Blue
c)
Violet, Green, Red
d)
Blue, Green, Red
3.
Why does an apple appear red?
a)
All colors are absorbed & none are reflected
b)
All colors are absorbed except for blue, which is reflected
c)
All colors are reflected and none are absorbed
d)
All colors are absorbed except for red, which is reflected
4.
How does light travel
a)
It curves around corners
b)
Really slow
c)
In a straight line
d)
In circles
5.
Which color reflects the least light?
a)
Black
b)
White
c)
Blue
d)
Red
6.
Sunlight is
a)
not light at all
b)
red light
c)
yellow light
d)
white light
7.
Which of the following is the best reflector of light?
a)
Lens
b)
Microscope
c)
Mirror
d)
Prism
8.
Light enters this part of the eye first.
a)
Retina
b)
Cornea
c)
Lens
d)
Cones
9.
Humans can see colors because of these photo receptor cells in the Retina called
a)
rods
b)
optic cells
c)
cones
d)
sclera
10.
Objects that reflect ALL colors will appear _____?
a)
Black
b)
White
c)
Gray
d)
Multi-colored
11.
Objects that ABSORB all colors of light will appear _______.
a)
white
b)
black
c)
multi-colored
d)
gray
12.
If you are using a green color filter, what color will you only see?
a)
blue
b)
green
c)
white
d)
red
13.
If you are using a red color filter, blue objects will appear what color?
a)
purple
b)
blue
c)
red
d)
black
14.
Why can we sometimes see only parts of the moon?
a)
The path of light can only reach half of the moon at a time.
b)
The path of light from Earth to the Sun is blocked.
c)
The moon is partially eaten by giant zombie rodents, but it can regrow.
d)
Our brain just wants to make things up to confuse us.
15.
Which of the following would not reflect light?
a)
Mirror
b)
Water
c)
Glasses
d)
Brick Wall
16.
What is the purpose of a model in science?
a)
To make science look cool.
b)
To explain a phenomena or process.
c)
To make a topic interesting.
d)
To explain vocabulary.
17.
What percentage of colors makes white light?
a)
100% of red, green, and blue
b)
100% of red, blue, and yellow
c)
0% of red, green, and blue
d)
50% of all colors
18.
Which term describes when light bounces off of a smooth surface?
a)
Refraction
b)
Transmission
c)
Absorption
d)
Reflection
19.
A girl in her bedroom saw her sister break her mother's lamp in the living room. Explain how this could be possible.
a)
The girl can see through the wall.
b)
The girl can see her sister, because light can bend.
c)
The girl can see her sister because of a reflective surface in the kitchen.
d)
Since there is light in the living room and bedroom, she is able to see.
20.
What two colors make purple?
a)
Red and White
b)
Red and Blue
c)
Red and Green
d)
Red and Black
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