The consequence that an element of society produces for the maintenance of its social system.

i believe it is b. what was the cause of the big bang

hope this !

what experimental evidence led scientists to change from the previous model to this one?

a few of the positive particles aimed at a gold foil seemed to bounce back.

the colors of light emitted from heated atoms had very specific energies.

experiments with water vapor showed that elements combine in specific proportions.

cathode rays were bent in the same way whenever a magnet was brought near them.

electric field is a function of 1/r^2

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