A net force of 25N causes an object to accelerate at 4m/s^2. what is the mass of the object?

What ia the energy of an object because of its potential and kinetic energies

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

Aforce is a vector quantity because it has both?