Name and describe at least three musical traits or elements that distinguish the blues sound from other styles of music.

A pentatonic scale with lowered 3rds and 7ths.

A 4/4 beat with accents on the 2nd and 4th beats (instead of 1st and 3rd beats).

The kind of soul and feel that only comes from paying one's dues. That means squeezing each note for maximum feeling.