MCQ’s
about the
COLORS OF LIGHT
Starts
here
Instructions:
• Here is a five multiple choice test
questions about the colors of light. I
suggest that you should read first about it.
• Choose only the letter of the correct
answer , just click.
next
Let’s start now are you
ready?
proceed
1. Which color has the longest
wavelength?
A. Orange
B. Violet
C. Red
D. Yellow
WRONG
Please try again.
back
Correct!
Congratulations
Click here
Please see
explanation
• The colors of light consist of
rainbow colors - ROYGBIV
• It consist of red, orange, yellow,
green, blue, indigo and violet.
• The red has the longest
wavelength and the shortest is
violet.
You can now
proceed
2. Rainbow formation is caused by
A. Reflection and refraction of light
B. Interference and diffraction of light
C. Reflection and interference of light
D. Refraction and diffraction of light
WRONG
Please try again.
back
Correct!
Congratulations
Click here
Please see
explanation
Rainbow forms because of
some water droplets left from the
atmosphere after the rain so when
the light strikes on the water
droplets it reflects and refracts to
the atmosphere causing the
rainbow colors.
Please continue
3. What do you call the process when
white light pass into the prism?
A. Dispersion
C. Reflection
B. Immersion
D. Refraction
WRONG
Please try again.
back
Correct!
Congratulations
Click here
Please see
explanation
When white light pass into
the prism the light refracts
and disperse or spread out
the rainbow color. The
process is called dispersion.
Please proceed
4. What are the three primary
colors of light?
A. Red, Blue, Yellow
B. Red, Green, Yellow
C. Red, Green, Blue
D. Red, Orange , Blue
WRONG
Please try again.
back
Correct!
Congratulations
Click here
Please see
explanation
The three primary colors of
light are red, green, and blue.
When these colors combine
together white light is
produced.
Please continue
5. When you combine green and blue
colors of light it produces
A. Magenta
C. yellow
B. White
D. Cyan
WRONG
Please try again.
back
Correct!
Congratulations
Click here
Please see
explanation
The three primary colors of light when mix produce a
white light.
Red + Green + Blue = white
When red and blue combine it produces magenta.
Red + Blue = Magenta
When blue and green combine it produces cyan.
Blue + Green = Cyan
When red and green combines it produces yellow.
Red + Green = Yellow
N
E
X
T
EXCELLENT!
Prepared by:
Lenie Q. Argonza
Acknowledgement
Dr. Philip Wong
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National Institute of Education, Singapore