The Treble or G Clef circles the G note on the staff and plays the higher range of notes.
The Bass or F Clef contains the F note between its dots on the staff and plays the lower range of notes.
Notes are placed on and between the Staff lines.
Whole Note - used in the chord notation of this site and is the equivalent to 2 half notes (𝅗𝅥) or 4 quarter notes (♩).
Flat - lowers a note by 1 half step
Double Flat - lowers a note by 2 half steps. example: used on E♭ note in the A♭ diminshed chord, making the played note a E♭♭ and is the same as the note D
Sharp- raises the note by 1 half step
Double Sharp - raises a note by 2 half steps. example: used on C♯ note in the F♯ augmented chord, making the played note a C♯♯ and is the same note as D.