ocr: - - - AUSI - - - - - - a - FHEOR à - a Tonality Play Scales, modes, and intervals have one thing in common - they are all measured from a lowest pitch. This tonal home base is called the 180f19 key, or tonic, in music, and refers to the pitch around which a piece of music 1S organized. 6 This tonal organization involves a particular scale and the chords that support Summary the feeling ofthat scale. For instance, a piece of music in the key of C Major revolves around the C Major scale and the chords that reinforce the feeling ofbeing at home when the music returns to C. Ch Major Scale Steps W ...