3.Next

A heptatonic scale is a musical scale that has seven pitches, or tones, per octave. Examples include:
* the diatonic scale; including the major scale and its modes (notably the natural minor scale, or Aeolian mode)
* the melodic minor scale, like the Aeolian mode but with raised 6th and 7th ascending
* the harmonic minor scale, like the Aeolian mode but with raised 7th

3.Next