*
____________________
shows
you
information
from
the
computer
.
*
____________________
is
the
brains
of
the
computer
.
*
There
are
____________________
main
mouse
types
:
____________________
and
____________________
.
The
____________________
mouse
uses
an
electronic
eye
to
detect
movement
and
is
easier
to
clean
.
The
____________________
mouse
uses
a
rolling
ball
to
detect
____________________
and
requires
regular
cleaning
to
work
properly
.