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प्रश्न
On what dates are the days and nights equal throughout the world ?
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उत्तर
21st March and 23rd September.
संबंधित प्रश्न
Express 1° angular distance in kilometers.
Give a reason for the following:
A globe is the most popular model of the earth.
What is meant by Equinox?
Mention one effect of seasons in low and high latitudes.
Give reasons for the following
Noon is hotter than morning.
Describe the two interesting phenomena made by the circle of illumination viz., Solstice and Equinox.
Describe how the duration of sunlight changes from the Equator to the Poles with respect to the angle of incidence during the solstices.
Distinguish between:
Vertical and Slanting Rays
Name the shortest day in the Northern Hemisphere.
Give reasons for the following statement:
Beyond the tropics, the Sun is never overhead
