How many times will the sun's perpendicular rays cross the equator between march 1 and march 1 of the next year?

Answer:

Sed says: TWICE.
From the Northern Hemisphere perspective:
Once on March 20/21 .... sun's rays moving northward, and again on Sept 20/21 with sun's rays moving southward.

First answer by ID1119023106. Last edit by ID1119023106. Question popularity: 1 [recommend question].