mcq’smcq’s about theabout the colors of light starts here

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. OrangeB. VioletC. RedD. Yellow

WRONGPlease try again.

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Correct!

Congratulations

Click herePlease 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 lightB. Interference and diffraction of lightC. Reflection and interference of lightD. Refraction and diffraction of light

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Correct!

Congratulations

Click herePlease 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

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Correct!

Congratulations

Click herePlease 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, YellowB. Red, Green, YellowC. Red, Green, BlueD. Red, Orange , Blue

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Correct!

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Click herePlease see explanation

The three primary colors of light are red, green, and blue. When these colors combine

together white light is produced.

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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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Correct!

Congratulations

Click herePlease 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

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EXCELLENT!

Prepared by:

Lenie Q. Argonza

Acknowledgement

Dr. Philip WongNational Institute of Education, Singaporeback