cannot
separate
without
morerelative
motion
being
given to
them. We
are not
concerned
here with
any
motionwhich
the
components
of a mass
have with
respect to
other
masses: we
areconcerned
only with
the motion
they have
with
respect to
one
another.
Confiningour
attention
to this
internal
motion,
and to the
matter
possessing
it,
theaxiom
which we
have to
recognize
is that a
progressing
consolidation
involvesa
decrease
of
internal
motion;
and that
