Two identical spheres of gold are in contact with each other. The gravitational force of attraction between them is

Two identical spheres of gold are in contact with each other. The grav

1.	Two identical spheres of gold are in contact with each other. The gravitational force of attraction between them is
Answer» directly PROPORTIONAL to the SQUARE of their radius directly proportional to the CUBE of their radius directly proportional to the FOURTH power of their radius inversely proportional to the square of their radius. Answer :C