Fill in the Blanks Measures and time signatureOnline version Learn about measures by Carme Marchena 1 black half amount six type four three measures lines ? Vertical bars called bar divide the staff into . ? Time signatures define the and of notes that each measure contains . ? Measure ( 4 / 4 ) contains quarter notes . ? Measure ( 3 / 4 ) contains quarter notes . ? Next , we will discuss non - quarter - note time signatures . ? 6 / 8 time contains eighth notes . ? 3 / 2 time contains three notes .