Theory and Harmony

Question 1

Tell me all the divisions of the octave and their semitone relations to the tonic.

Answer 1

Unison: 0 st

m2: 1 st

M2: 2 st

m3: 3 st

M3: 4 st

P4: 5 st

A4/d5: 6st

P5: 7 st

m6: 8 st

M6: 9 st

m7: 10 st

M7: 11 st

P8: 12 st

Question 2

Name the perfect intervals

Answer 2

Unison, fourth, fifth and octave.

Question 3

What intervals is C major made up of? And their scale degree?

Answer 3

M3 from C to E, m3 from E to G

1 3 5

Question 4

What intervals is C minor made up of? And their scale degree?

Answer 4

m3 from C to Eb, M3 from Eb to G

1 b3 5

Question 5

What intervals is C dim made up of? And their scale degree?

Answer 5

m3 from C to Eb, m3 from Eb to Gb

1 b3 b5

Question 6

What intervals is C aug made up of? And their scale degree?

Answer 6

M3 from C to E, M3 from E to G#

1 3 #5