It depends if it's a single or a double bar line.
if it's a double bar line it's just there to separate the sections of the music and if it's a single bar line all it does it separate the beats in order to make a measure.
Answer:
I am a artist and I would love to help you out
Tuesday, July 6
Explanation: I googled it
Answer:
If this is an opinionated question, I am an idealist.
