Accidentals

Note pitches can be modified by using accidentals:

Accidental	Name	Effect
	sharp	Raises the note 1 half step
	flat	Lowers the note 1 half step
	double sharp	Raises the note 2 half steps or 1 whole step
	double flat	Lowers the note 2 half steps or 1 whole step
	natural	Cancels any previous accidental

English version revised by Sue Talley