If a 5 n force is pushing upward on an object what force would need to be applied to create a net force of zero?

The discovery of the electron as a subatomic particle was a result of

Which best describes the difference between internal and thermal energy?

Imagine that the rightward current flows in the rod for a short time. as a result, what will the net charge on the right and left ends of the rod become? left end negative and right end positive left end negative and right end negative left end negative and right end nearly neutral left end nearly neutral and right end positive both ends nearly neutral