What is scattering of light ? Why do the colour of clear sky appear blue ? Explain
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The clear sky appears blue because
(c) violet and blue lights get scattered more than lights of all other colours by the atmosphere
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Why is the colour of the clear sky blue?
The molecules of air and other fine particles in the atmosphere have a size smaller than the wavelength of visible light. These are more effective in scattering light of shorter...
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Why does the sky appear dark instead of blue to an astronaut?
The sky appears dark instead of blue to an astronaut because there is no atmosphere in the outer space that can scatter the sunlight. As the sunlight is not scattered, no...
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One die of red colour, one of white colour and one of blue colour are placed in a bag.
A die has six faces that are numbered from 1 to 6, with one number on each face. Let us denote the red, white, and blue dices as R, W,...
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Why does sky appear blue to us ?
[Hint : Due to scattering of blue light by dust particles and water suspended in air.]
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Why does the sky appear dark instead of blue to an astronaut
The sky appears dark instead of blue to an astronaut because there is no atmosphere containing air in the outer space to scatter sunlight. As there is no scattered light...
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Why does the sky appear dark to astronauts?
For scattering of light, particles are required. Since there are no particles in space, the sky appears dark to astronauts.
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One die of red colour, one of white colour and one of blue colour are placed in a bag
A die has six faces that are numbered from 1 to 6, with one number on each face. Let us denote the red, white, and blue dices as R, W,...
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(a) The bluish colour predominates in clear sky.
(a) The intensity of scattered light varies inversely as fourth power of wavelength (i. e., I∝ 1/λ4). In visible light blue colour has minimum wavelength, so it is scattered most,...
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On another planet, the local terminology for earth, water, light, air and sky are 'sky', 'light', 'air', 'water' and 'earth' respectively.
(d) earth → sky water → light light → air air → water sky → earth If someone is thirsty, then he would drink water. Now, water on that planet means light, so he would drink light.
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