Root Movement of a 4th (5th)
Applied Harmony and Counterpoint II
MUS 91, Fall 2000
Keep the tone common to both chords in the same voice and move the remaining two upper voices by step in the same direction. This stepwise motion will be ascending for root movement of a P5 down (Example a) and descending for root movement of a P5 up (Example b). See p. 92 for more information.
Move all three upper parts in the same direction, with no leaps larger than a 3rd. The motion will be descending for a P5 down (or P4 up) and ascending for a P5 up (or P4 down). See p. 93 for more information.
Keep the tone common to both chords in the same voice and move the voice with the 3rd of the first chord to the 3rd of the second chord. The remaining voice moves by step. See p. 93 for more information.