Both Northern and Southern Hemispheres receive the same amount of energy from the sun in March and September
Equinoxes
It is a phenomenon that is used to describe a period during which both the Southern and Northern Hemispheres receive the same amount of energy from the sun.
During this period, the declination of the sun is at the equator. thus, both sides of the Hemisphere receive an equal proportion of the sun both in duration and energy magnitude.
Equinoxes occur twice in a year - March and September
More on equinoxes can be found here; https://brainly.com/question/2657886
