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प्रश्न
Give reasons for the following
Vertical rays are hotter than slanting rays.
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उत्तर १
Vertical rays are hotter, because these cross shorter distance from the sun to the earth. Consequently the tropical belt is hotter than temperate and polar areas.
उत्तर २
Vertical rays remain focussed over a shorter area than slanting rays. During slanting rays solar radiation is spread over a larger area.
संबंधित प्रश्न
What is a geographic grid?
Name the two hemispheres of the earth made by the Equator.
Express 1° angular distance in kilometers.
Give reasons for the following
The speed of the rotation of the earth is greater at the Equator than at the Arctic Circle.
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 during the solstices.
Describe how seasons are made and reversed between the Northern and Southern Hemispheres.
When is the spring equinox?
Give reasons for the following statement:
Daylight decreases as we go polewards from March 21st to June 21st in the Southern Hemisphere
Give reasons for the following :
Seasons are reversed between Northern and Southern Hemisphere.
