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प्रश्न
Who devised the lines of latitude and longitude?
उत्तर
Eratosthenes, the Greek philosopher, first time devised the lines of latitude and longitude.
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संबंधित प्रश्न
Name the two hemispheres of the earth made by the Equator.
Express 1° angular distance in kilometers.
Give reasons for the following
Days and nights are equal at all places on earth on March 21.
On which two days are the days and nights equal all over the world and why ? What name do you give to these days ?
Describe how the duration of sunlight changes from the Equator to the Poles with respect to the angle of incidence.
Distinguish between :
Vertical and Slanting Rays.
Distinguish between :
Equinox and Solstice.
Name the longest day in the Northern Hemisphere.
On what dates are the days and nights equal throughout the world ?
Give reasons for the following :
The duration of day and night is equal everywhere in the world on 21st March
