What happens to the force between two charges if both charges are doubled?
it quadruples
O it goes down by one quarter
it goes down by one half
it doubles

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve

Using the free-body diagram, calculate the net force acting on the sled. is the sled in a state of dynamic equilibrium?

Are good conductors of heat also good conductors of electricity? explain your answer.