The small scale changes include: The oscillation of the magnetic north point causes the Earth to 'wobble' as it spins on its axis.
(it; spins; on its axis) (The oscillation of the magnetic north point; causes; the Earth to 'wobble) Context(The oscillation of the magnetic north point causes,List([33, 83))):(The small scale changes; include; )
The oscillation of the magnetic north point causes,List([33, 83))
it The oscillation of the magnetic north point The small scale changes
spins causes include
on its axis
the Earth to 'wobble