Question

why does equinox take place in spring and autumn​

Answer 1

This happens on just two days of the year, the spring and autumn equinoxes. ... The Autumn Equinox is the first day of the autumn season and occurs when the sun passes the equator moving from the northern to the southern hemisphere. The North Pole begins to tilt away from the sun..................................

Answer 2

Answer:

Explanation:

Because at that time the circle of illumination passes through both the poles i.e. the day and night are equal in both the hemispheres as the position of the earth at that time is in such a way that the circle of illumination passes through both the poles. So the equinox takes place in spring and autumn.