Earth
spins
on
its
____________________
,
which
is
an
imaginary
line
that
unites
the
____________________
.
Earth
takes
a
____________________
to
do
one
complete
____________________
.
The
Sun's
____________________
reach
different
parts
of
____________________
at
different
times
because
of
Earth's
____________________
.
For
this
reason
it
is
____________________
in
some
places
and
night
in
others
.
