Understanding Harmony with Kat McDowell

What is the main topic Kat McDowell discusses in the video?

• The concept of harmony

• How to play the guitar

• The evolution of pop music

• The history of music

What is the frequency of the musical note 'A'?

• 550 hertz

• 330 hertz

• 220 hertz

• 440 hertz

Which pair of notes has a frequency ratio of 3 to 2?

• C and F

• C and G

• C and D

• C and C#

What does Kat say about the difference in the 3-to-2 ratio?

• It is exactly 3-to-2

• It is slightly off but not noticeable

• It is a complex fraction

• It is not used in harmony

What is the frequency ratio of the notes C and F?

• 6 to 5

• 5 to 4

• 4 to 3

• 3 to 2

Which chord is described as having a 'pretty gross' sound?

• C, E, G

• C, G, B

• C, F, A

• C, D, G#

What is the ratio between C and C#?

• 2 to 1

• 3 to 2

• A more complex fraction

• 4 to 3

What is the simplest frequency ratio mentioned in the video?

• 3 to 2

• 4 to 3

• 2 to 1

• 5 to 4

How does Kat describe the use of complex fractions in her song 'Human'?

• They are used as passing chords

• They are the main focus

• They are used in every chord

• They are avoided completely

What does Kat encourage viewers to do at the end of the video?

• Visit her channel for more music

• Write their own songs

• Learn to play the piano

• Attend her live concert