One of these sites should tell you what you need to know:
http://www.google.com/search?q=reading+music&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a
a rhythmic unit enclosed between a pair of vertical lines is called?
2 answers
You will probably find the answer more quickly here:
http://www.soundpiper.com/elements/rhythm.htm
The rhythmic unit between vertical ines is called a "measure". The vertical lines that define a measure are called "bars". Sometimes the measure itself is called a "bar".
http://www.soundpiper.com/elements/rhythm.htm
The rhythmic unit between vertical ines is called a "measure". The vertical lines that define a measure are called "bars". Sometimes the measure itself is called a "bar".