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प्रश्न
Give reasons for the following:
There is no Twilight and Dawn on the Equator.
उत्तर
Twilight and Dawn depend on the path of the sun in the sky. At the Equators, the sun’s path is almost vertical. So the duration of twilight and dawn combine with sunset and sunrise.
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संबंधित प्रश्न
Name the thermal zones of the earth.
Which temperature zone receives almost vertical rays of the sun and which zones receive slanting rays?
Name the two reference lines with respect to which the distances of various places on the earth’s surface are measured?
Which is the longest and which is the shortest day in the Northern Hemisphere and why?
Give reasons for the following statement:
On the 22nd of December, the altitude of the midday Sun at Colombo is different from that of Delhi.
Give reasons for the following statement:
The regions, near North Pole and South Pole, have six months of continuous day-light and darkness.
Give reasons for the following :
Twilight is of longer duration in higher latitudes than at Equator.
Give reasons for the following :
Seasons are reversed between Northern and Southern Hemisphere.
Why are days and nights equal throughout the world on 21st March and 23rd September?
Daylight increases as we go polewards in summer in The Northern Hemisphere. Why?
