____________________
is
an
imaginary
____________________
line
,
a
semicircle
which
goes
from
one
____________________
to
the
other
.
____________________
____________________
is
the
point
of
reference
(
0º
)
for
other
meridians
.
____________________
is
the
distance
in
degrees
____________________
or
____________________
of
the
prime
meridian
at
0º
measured
by
the
angle
between
the
plane
of
the
prime
meridian
through
the
point
in
question
,
or
by
the
corresponding
time
difference
.
____________________
is
an
imaginary
____________________
line
,
a
circle
which
is
____________________
to
the
meridian
.
____________________
is
the
most
important
parallel
and
is
the
point
of
reference
for
the
other
parallels
.
____________________
is
an
angular
distance
in
degrees
____________________
or
____________________
of
the
equator
(
latitude
0º
)
,
equal
to
the
angle
subtended
at
the
centre
of
the
globe
by
the
meridian
between
the
equator
and
the
point
in
question
.
____________________
is
half
of
the
____________________
globe
,
divided
into
____________________
and
____________________
hemispheres
by
the
equator
or
into
____________________
and
____________________
hemispheres
by
some
meridians
,
usually
0º
and
180º
.
____________________
____________________
is
the
combination
of
____________________
and
____________________
which
gives
us
the
position
of
a
place
on
maps
.
