Audio: major scale (0:06)
major scale plays a melody on a trumpet. The major scale figure shows the score:
The major scale in the key of C contains the notes CDEFGAB.
The major scale is the most widely used scale in music and C major is the most widely used key to write music. One reason C major is so popular is because the key signature is the simplest of all, it does not contain any accidentals. It is also a favourite key on the piano because it can be played using only the white notes.