Which of these is the most likely reason why the auroras are sometimes seen at Northern Ohio although it is at a much lower latitude than the North pole?

the solar winds change their direction constantly

the magnetic north and south poles are interchanged constantly

the magnetic field of Earth keeps changing because of the sun's activity

the strength of the bar magnet inside Earth changes because of lunar activity

Question

Which of these is the most likely reason why the auroras are sometimes seen at Northern Ohio although it is at a much lower latitude than the North pole?

 the solar winds change their direction constantly

 the magnetic north and south poles are interchanged constantly

 the magnetic field of Earth keeps changing because of the sun's activity

 the strength of the bar magnet inside Earth changes because of lunar activity

anonymous · Answer

C. The magnetic field of Earth keeps changing because of the sun's activity.