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प्रश्न
Name the phenomenon due to which the stars seem higher in the sky than they actually are.
उत्तर
Stars seem higher in the sky than they actually are because of the phenomenon of atmospheric refraction.
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संबंधित प्रश्न
What information do we get about sunlight from the formation of a rainbow?
What did Newton demonstrate by his experiments with the prism?
What is the order of colours in a rainbow, from the outside to the inside?
Which phenomenon makes us see the sun:
a few minutes before actual sunrise?
Explain why, if we look at objects through the hot air over a fire, the objects appear to be moving (or shaking) slightly.
Draw a neat and labelled diagram of the experimental set up for observing the scattering of light in a colloidal solution of sulphur to show how the sky appears blue, and the sun appears red at sunrise and sunset.
Sunset is red because at that time the light coming from the sun has to travel:
(a) lesser thickness of earth's atmosphere
(b) greater thickness of earth's atmosphere
(c) varying thickness of earth's atmosphere
(d) along the horizon
Explain in brief the reason for the following:
Twinkling of stars
At noon the sun appears white as:
The clear sky appears blue because:
