shows the c major
scale. Each scale degree can be referred to by
naturally occuring thirds built on each scale degree. Use of the
word naturally here refers to the fact
that the notes all come from the scale they are built upon.
shows naturally occuring
triads built on each scale degree
. Simply another stacking
of a naturally occuring third on top of the first stacking of a
naturally occuring third (shown inFigure 2
). Each triad can be referred to by a number (e.g.
one chord, two chord, three chord, etc.), in this case roman
numerals are commonly used. Note that triads are chords (three note
chords [four note chords are not