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प्रश्न
A beam of blue, green, and yellow light passes through the earth's atmosphere. Name the colour which is scattered the least.
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उत्तर
Yellow light has the highest wavelength out of the three radiations. Hence, it gets scattered the least.
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संबंधित प्रश्न
Which colour of light has the shorter wavelength − red or violet?
Which phenomenon makes us see the sun:
a few minutes before actual sunrise?
State whether the following statements are true or false:
The scattering away of red light makes the sky appear blue during the day time.
In an experiment to study the scattering of light by passing a beam of white light through a colloidal solution of sulphur in a transparent glass tank:
Which colour is observed from the sides of the glass tank? Does this colour correspond to the colour of sky on a clear day or the colour of sky around the sun at sunset?
Explain why, when the sun is overhead at noon, it appears white, but when the same sun is near the horizon at sunset, it appears red.
To an astronaut in a space-ship, the earth appears ______.
Draw a labelled diagram to show (i) reddish appearance of the sun at the sunrise or the sunset and (ii) white appearance of the sun at noon when it is overhead.
The bluish colour of water in deep sea is due to ____________.
Is the position of a star as seen by us its true position? Justify your answer.
How can we explain the reddish appearance of sun at sunrise or sunset? Why does it not appear red at noon?
