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प्रश्न
What colour does the sky appear to an astronaut?
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उत्तर
The sky appears black to an astronaut because there is no atmosphere in space to scatter the light from the sun.
संबंधित प्रश्न
With the help of a labelled diagram, explain why the sun appears reddish at the sun-rise and the sun-set.
Explain giving reason why the sky appears blue to an observer from the surface of the earth? What will the colour of the sky be for an astronaut staying in the international space station orbiting the earth? Justify your answer giving reason.
Name some everyday objects:
which reflect all the colours in sunlight
Which phenomenon makes us see the sun:
a few minutes before actual sunrise?
What is the colour of the sunlight:
scattered by the dust particles in the atmosphere?
The danger signal is red. Why?
What characteristic property of light is responsible for the blue colour of the sky?
State the difference in colours of the sun observed during sunrise/sunset and noon. Give explanation for each.
Draw a labelled diagram to show
- the reddish appearance of the sun at sunrise or sunset, and
- white appearance of the sun at noon when it is overhead.
The clear sky appears blue because:
