Conversation so far:
what are the different types of notes in music
In American English, the different kinds of musical notes are known as the whole note, half note, quarter note, eighth note, sixteenth note, thirty-second notes, and so on.
what are the different types of british english notes in music
British people refer to these symbols with different names like semi-breve, minim, crotchet, quaver, and semi-quaver.
what are music notes placed on
Notes placed on the staff tell us which note letter to play on our instrument and how long to play it.

Question: how many lines does the staff have
Self-contained rewrite: how many lines does a musical staff have