Which statement accurately describes electronic tools? Check all that apply

The dot diagram represents the motion of the motorcycle as it moves from left to right

Abar magnet cut in half will form a total ofpoles.a)fourb)eightc)two

In a classical model of the hydrogen atom, the electron moves around the proton in a circular orbit of radius 0.053 nm. what is the electron's orbital frequency? what is the effective current of the electron?