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प्रश्न
Give reasons for the following:
The variation in the lengths of day and night goes on increasing polewards.
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उत्तर
It is because circle of illumination is widest at the equator and goes on decreasing towards the poles.
संबंधित प्रश्न
Which temperature zone receives slanting rays?
On which dates does the sunshine vertically overhead at Equator?
Describe how seasons are made and reversed between the Northern and Southern Hemispheres.
Distinguish between:
Vertical and Slanting Rays
At which latitude, is the Sun overhead on 21st June?
Name the two ends of the Axis of the Earth.
When does the summer solstice occur ?
Give reasons for the following Statement :
The areas, lying on the Equator, have their duration of day-light almost constant throughout the year.
Give reasons for the following:
Altitude of the Sun varies at a place according to seasons.
What is a Geoid?
