What are the significant transitions middle adulthood?

Making the transition from young adulthood to middle adulthood can be difficult for some people. There are many changes which affect areas in a person’s biology, their psychology, their social life and their spiritual relationship. There are multiple stages of development which may affect an individual during middle adulthood which can be defined between either 30-65 years old or 40-65 years old.

Explanation:

electric field is a function of 1/r^2

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