You are hired to devise a method to determine the coefficient of frinction between the ground and the soles of a shoe and its competitors. explain your experimental technique and provide a physical analysis that could be used by others using this method

the answer would most likely be c, because if it's a comical piece of information, it may likely not be true, if it's a site that allows anybody to edit the content, it could mean a five year old is typing the info, and if it's a tv show produced by a celeb, it may have a biased opinion.

electric field is a function of 1/r^2

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

answergravity;