In music, notes are organized in a staff to create a combination of sounds pleasurable to listen to.
S taff The staff is where the notes of music are written. It consists of five lines and four spaces.
Bar Line The bar line is the vertical line that divides the staff into measures.
Measure The measure is the distance between two bar lines.
Double Bar Line The double bar line consists of two vertical lines that appear at the end of the staff. It indicates the end of the musical piece or song.