Each note in the scale can be referred to by a number representing its position in the scale. The first note in the scale is called the 1st degree, the second note is the 2nd degree, etc.
To review scales see Major Scales.
It is also common to call each scale degree by a unique name. The names used in ascending order are: Tonic, Supertonic, Mediant, Subdominant, Dominant, Submediant, and Leading Tone. The most important note in a scale is the Tonic. The next most important is the Dominant.
This chart shows three ways to identify the notes of a scale.
To review solfeg see Sight Singing.