i)On which two days are the days and nights equal all over the world and why?What name do you give to these days?
ii)Which is the largest and which is the shortest day inthe Northeren Hemisphere and why?
iii) On which dates does the sun shine vertically overhead at a)Equator,b) Tropic of Cancer, c) Tropic of Capricorn?

ICSE Class 9 Total Geography Ch 3:Rotation and Revolution



1. On 21st March and on 23rd September d days nd nights are equal because on these days d axis is neither inclined towards d Sun nor away from it. We give these days d name as SPRING EQUINOX and AUTUMN EQUINOX respectively. 2. Largest day in Northern Hemisphere- 22June. Shortest day in Northern Hemisphere-23December. Largest day because Earth is inclined towards d Sun. Shortest day because-Earth is away from Sun. 3. a) 22June. B) 21March. C) 23September. Hope I helped u.. Plz mark as the BRAINLIEST answer..
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