(Down)
Quiz 7 Answers
A.
1. There are 12 bars in the basic blues format.
2. Three phrases. Each phrase is 4 bars long.
3. There are three chords in the chord progression of the basic blues :
the I Chord, the IV Chord, and the V Chord.
B.
1. Chords for the Blues in F :
- F = I Chord
- Bb = IV Chord
- C = V Chord
2. Chords for the Blues in G :
- G = I Chord
- C = IV Chord
- D = V Chord
3. Chords for the Blues in Bb :
- Bb = I Chord
- Eb = IV Chord
- F = V Chord
C.
The guitarist can play the chords of the Blues in the keys of :
- F (chords are : F - Bb- C)
- C (chords are : C - F- G)
- G (chords are : G - C - D)
- D (chords are : D - G - A)
- A (chords are : A - D - E)
D.
Perfect Cadences (V - I, or V7 - I) :
- in E = B7 ---> E
- in F = C7 ---> F
- in G = D7 ---> G
- in Bb = F7 ---> Bb
E.
Plagal Cadences (IV - I) :
- in E = A ---> E
- in F = Bb ---> F
- in G = C ---> G
- in Bb = Eb ---> Bb
F. - G.
Check your answers with Blues scales 1 and Blues scales 2.
The three blue notes form a minor triad, with the b3 forming the root of that chord.
(In in C Blues scale : Eb - Gb - Bb form the Eb minor triad).
The three blue note in all keys are :
| Scale | b3 | b5 | b7
|
|---|
| C | Eb | Gb | Bb
|
| G | Bb | Db | F
|
| D | F | Ab | C
|
| A | C | Eb | G
|
| E | G | Bb | D
|
| B | D | F | A
|
| Gb | A | C | E
|
| Db | E | G | B
|
| Ab | B | D | Gb
|
| Eb | Gb | A | Db
|
| Bb | Db | E | Ab
|
| F | Ab | B | Eb
|
