It is similar to the magnetic field of a single magnet located near the center of the earth and having a north and south pole, hence the name dipole.
(It; is; similar to the magnetic field of a single magnet) (a single magnet; located; L:near the center of the earth) (a single magnet; having; a north and south pole)
It a single magnet a single magnet
is located having
similar to the magnetic field of a single magnet
L:near the center of the earth
a north and south pole