The
____________________
condition
states
that
to
adequately
measure
the
____________________
in
a
signal
,
the
____________________
frequency
must
be
at
____________________
____________________
the
rate
of
the
____________________
-
frequency
component
of
the
signal
.
If
the
sampling
rate
is
too
____________________
,
____________________
of
the
signal
can
occur
.
This
means
that
the
____________________
signal
contains
frequencies
that
are
not
in
the
____________________
signal
.