Harmony note (in this case B, D and F) provide the harmony. In the musical scale, there are twelve pitches. Each pitch is referred to as a "degree" of the scale. The names A, B, C, D, E, F, and G are insignificant. The intervals, however, are not. Here is an example: As can be seen, no note always corresponds to a certain degree of the scale. The "tonic", or 1st-degree note, can be any of the 12 notes (pitch classes) of the chromatic scale. All the other notes fall into place. For example, when C is the tonic, the fourth
Jazz scale and B are blue notes. The harmonic minor scale is also of value to many improvisors, as it provides an alternative color for many common chords and chord progressions. An example is C-D-E-F-G-A-B-C. The C harmonic minor scale can be used on the chords of a piece in C minor, especially on the minor ii V7 i chord progression. One of the most common uses of the harmonic minor scale is its fifth mode, which is a frequently-heard sound over dominant chords. The altered dominant scale, also loosely called the altered scale, is so named because all the scale members