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प्रश्न
Why does the sky appear in blue colour?
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उत्तर
When sunlight passes through the atmosphere, the blue colour (shorter wavelength) is scattered to a greater extent than the red colour (longer wavelength). This scattering causes the sky to appear in blue colour.
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संबंधित प्रश्न
What do you understand by the term Scattering of light?
Give reason why the smoke from fire looks white.
Give reasons:
Space beyond the earth's atmosphere appears dark.
Give some examples of scattering of light that we come across in day-to-day life.
Answer the following question in your own words:
Will the laser beam be seen if it passes through a glass box which contains a lighted incense stick?
The deflection of light by minute particles and molecules of the atmosphere in all directions is called ____________ of light.
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When a beam of white light passes through a region having very fine dust particles, the colour of light mainly scattered in that region is ______.
Name the phenomenon of light responsible for Tyndall effect. Write an event where this phenomenon can be observed.
