mcq’smcq’s about theabout the colors of light starts here
DESCRIPTION
Let’s start now are you ready? proceedTRANSCRIPT
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MCQ’s
about the
COLORS OF LIGHT
Starts here
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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
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Let’s start now are you ready?
proceed
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1. Which color has the longest wavelength?
A. OrangeB. VioletC. RedD. Yellow
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WRONGPlease try again.
back
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Correct!
Congratulations
Click herePlease see explanation
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• 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
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2. Rainbow formation is caused by
A. Reflection and refraction of lightB. Interference and diffraction of lightC. Reflection and interference of lightD. Refraction and diffraction of light
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WRONGPlease try again.
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Correct!
Congratulations
Click herePlease see explanation
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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
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3. What do you call the process when white light pass into the prism?
A. Dispersion C. Reflection
B. Immersion D. Refraction
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WRONGPlease try again.
back
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Correct!
Congratulations
Click herePlease see explanation
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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
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4. What are the three primary colors of light?
A. Red, Blue, YellowB. Red, Green, YellowC. Red, Green, BlueD. Red, Orange , Blue
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WRONGPlease try again.
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Correct!
Congratulations
Click herePlease see explanation
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The three primary colors of light are red, green, and blue. When these colors combine
together white light is produced.
Please continue
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5. When you combine green and blue colors of light it produces
A. Magenta C. yellow
B. White D. Cyan
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WRONGPlease try again.
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Correct!
Congratulations
Click herePlease see explanation
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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
NEXT
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EXCELLENT!
Prepared by:
Lenie Q. Argonza
Acknowledgement
Dr. Philip WongNational Institute of Education, Singaporeback