| A | B |
| Guido d'Arezzo | Was credited with creating the four-line staff |
| Scribes | Wrote music out by hand for the singers |
| Neumes | Symbols which were used by Scribes to help singers remember the melodies |
| Renaissance Notation | Used diamond shaped note heads. some of it was similar to the symbols we use today |
| Gregorian Chants | Were sung in the Catholic church during Guido d'Arezzo's lifetime |
| May Day Carol | An example of renaissance music |
| Gregorian Notation | The form of notation used by guido d'Arezzo |
| Black Mensural Notation | The noteheads of this notation were totally filled in. They were also rectangular in shape |