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प्रश्न
Why does a piece of paper appear white in sunlight ? How would you expect it to appear when viewed in red light?
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उत्तर
A piece of paper appears white in sunlight because it reflects light of all the colours. It would appear red when viewed in red light.
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संबंधित प्रश्न
Write true or false of the following statement.
The primary colours are red, blue and green.
Select the correct alternative
The primary colours are
What are the primary colours ? Name the three primary colours.
What are the secondary colours ? Name the three secondary colours.
Fill in the blank with the appropriate color
Red + Blue + _______ = White
The leaves appear green when seen in white light. Give a reason.
A rose appears red in white light. How will it appear in red light?
Give a reason for your answer.
Discuss and write:
Write a science-based paragraph on ‘What if the sun did not rise?’
White light is composed of ______.
We can not get white light when we mix seven colours.
