Question

how waxing crescent occur​

Answer 1

Answer:

Each evening, as the moon's orbital motion carries it away from the Earth-sun line, we see more of the moon's day side. Thus the crescent in the west after sunset appears to wax, or grow fatter each evening.

Answer 2

Answer:

here is your answer mate !!!

Explanation:

The waxing (growing) crescent Moon rises before noon, transits the meridian before sunset and sets before midnight. The waxing crescent phase repeats every 29.531 days – one synodic month. The Moon's motion around the Earth, with the Sun illuminating only one side of the Earth and Moon.