Question

Describe how the duration of sunlight changes from the Equator to the Poles with respect to the angle of incidence.

ICSE Class 9 Total Geography Ch 3:Rotation and Revolution

Answer 1

Answer:

As the angle of incidence changes from zero degree to 90 degree towards the pole the duration of Sunlight also changes it becomes 24 hours to 12 hours towards the north pole in summer and 24 hours to 12 hours on the south pole in winter . ..

so the duration of Sunlight increases from the equator to the north pole in the summer solstice and decreases from the north pole and increases in the south pole in the Winter solstice thus the vice- versa happens ...

Answer 2

Answer:

Explanation:

As the angle of incidence changes from zero degree to 90 degree towards the pole the duration of Sunlight also changes it becomes 24 hours to 12 hours towards the north pole in summer and 24 hours to 12 hours on the south pole in winter so

the duration of Sunlight increases from the equator to the north pole in the summer solstice and decreases from the north pole and increases in the south pole in the Winter solstice thus the vice- versa happens ...