The Circle Of Fifths

The popular circle of fifths is often shown in the treble clef and not the bass clef. Here is an example of the circle of fifths in the bass clef. Note the relative minors shown in the circle as well. 

The Circle Of Fourths

The circle of fifths can be followed backward to create the circle of fourths. Both are really the same thing, but many like to spotlight the fifth since it's the dominant note on a scale. The fourth is the subdominant but perfectly compliments the fifth interval. This is why they both form the circle of fifths. 

The Order Of Flats In The Bass Clef

The flats are in the following order for the bass clef:

B E A D G C F

Many people like to use the following phrases to remember the order of flats easily:

Battle Ends And Down Goes Charles’ Father

Blanket Explodes And Dad Gets Cold Feet

The Order Of Sharps In The Bass Clef

The flats are in the following order for the bass clef:

F C G D A E B

Many people like to use the following phrases to remember the order of sharps easily:

Father Charles Goes Down And Ends Battle

Father Christmas Gets Dad An Electric Blanket