Intervals is the distance from one pitch to another
From C to C# = half step (h) or a semitone (st)
From C to D = Whole step (W) or a Tone (T)
Intervals on a Piano
Intervals using the note C as the unison
Intervals table
| Semitones | Interval | Short |
|---|---|---|
| 0 | Perfect Unison | P1 |
| 1 | minor 2nd | m2 |
| 2 | Major 2nd | M2 |
| 3 | minor 3rd | m3 |
| 4 | Major 3rd | M3 |
| 5 | Perfect 4th | P4 |
| 6 | Tritone | TT |
| 7 | Perfect 5th | P5 |
| 8 | minor 6th | m6 |
| 9 | Major 6th | M6 |
| 10 | minor 7th | m7 |
| 11 | Major 7th | M7 |
| 12 | Pefect Octave | P8 |