Question #3c9df

1 Answer

The tilt of 23.4 degree tilt is with respect to Sun's apparent path called ecliptic.

Explanation:

Now Sun does not rise at exact east every day. It moves 23.4 degree north and 23.4 degree south after 6 months. THis movement![enter image source here]enter image source here sNAgmr) of Sun will change if tilt changes.