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प्रश्न
Give reason:
Pressure belts oscillate.
कारण बताइए
उत्तर
- The duration and the intensity of sun rays vary during particular periods of 'the year in both the hemispheres.
- As a result, the locations of the temperature zones and the pressure belts dependent on the sun's heat also vary.
- This change is of the order of 5° to 7° towards the north in Uttarayan and 5° to 7° towards the south in Dakshinayan. In this way, pressure belts oscillate.
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Pressure Belts on the Earth’s Surface - Polar High-pressure Belts
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