Question

1.
Answer the following questions.
Why are days and nights equal on 21st March at all places on the earth? Explain.
2.
Explain with the help of a diagram, why seasons are reversed between Northern and Southern
Hemispheres.
3.
Why does the month of February have 29 days, after every four years? Explain.
How do day and night occur on the earth? Explain with the help of a diagram.
4.​

Answer 1

Answer:

On 21st March direct rays of the sun fall on the equator. At this position neither of the poles is tilted towards the sun; so the whole earth experiences equal days and equal nights. This is called an equinox