Music is sound arranged into pleasing and interesting patterns.  It forms an important part of many cultures and social activities.  People use music to express feelings and ideas.  Music also serves to entertain

The bottom of the staff is somewhat like the top staff.
----A----------------------------In between the lines are other letters.  Between A and F is
------F---------------------------G.  Between F and D is E. Between D and A is C. 
--------D-------------------------Between A and F is B.
----------A-----------------------
------------F---------------------