Quarter Notes and Quarter Rests Help Theory ThingsWilliam Wieland
Quarter Note (1 count)     Time Signatures: 4 quarters per measure 4-beat Conducting Pattern (down-in-out-up)
Quarter Rest (1 count silence) 3 quarters per measure 3-beat Conducting Pattern (down-out-up)
Barline (borders a measure)   2 quarters per measure 2-beat Conducting Pattern (a backwards Nike swoosh)
count = beat measure = bar

  = =  Common Time
    = =  Cut Time

The conducting patterns are from Basic Music Course: Conducting Course.