Most
water
on
Earth
is
in
the
____________________
and
the
____________________
.
Water
from
the
seas
is
called
____________________
water
because
it
____________________
a
____________________
of
salt
.
In
order
to
use
salt
water
,
the
salt
must
be
eliminated
at
____________________
plants
.
This
process
is
____________________
and
uses
a
lot
of
____________________
.
