What is the electrical force acting in between two charges of -0.0045 C and -0.0025C that are 0.0060 m a part?

Ingrid wrote the hypothesis below. if the temperature of a liquid increases, the density of the liquid decreases because the particles move farther apart. what are the variables in her hypothesis?

If the textbook weighs 19.6 newtons on venus,what is the strength of gravity on venus?

How does the electric potential energy between two charged particles change if one particle is reduced by a factor of 3? a. increased by a factor of 3 b. it is decreased by a factor of 9 c. it is reduced by a factor of 3 d. it is increased by a factor of 9