____________________
____________________
enter
through
the
____________________
ear
.
The
waves
hit
the
____________________
in
the
____________________
ear
and
make
it
____________________
.
This
makes
the
____________________
in
the
____________________
ear
move
and
send
signals
to
the
____________________
.
The
____________________
reads
the
signals
and
tells
us
what
we
can
hear
.