What is the numerical value, in meters per second squared, of the acceleration of an object experiencing true free fall?

9.8 m/s/s

Explanation:

The numerical value, in meters per second squared, of the acceleration of an object experiencing true free fall is 9.8 m/s/s. This is called the acceleration due to gravity.

it was given as a lesson and guide for prayer.

electric field is a function of 1/r^2

yes, the force per unit charge for a point charge is inverse square law.