There are ________ and _________ keys on the keyboard.

The black keys are grouped in twos and __________

Middle C is found to the ________ of the 2 black keys.

Sharp

Flat

Natural

Flat, Sharp and Natural signs are called

A bar line cancels all accidentals, even if the note is tied across the bar line and into the next measure.

Notes that sound the same but are written differently are called

Adding a sharp makes the note go _____ a half step

Adding a flat makes the note go _____ a half step