Classifying Intervals

The video tutorial explains the concept of musical intervals, focusing on the quality of intervals such as perfect, major, and minor. It describes perfect intervals as unison, 4th, 5th, and octave, and discusses the stability of major and minor intervals. The tutorial highlights the importance of half steps in determining interval quality, using examples from a major scale. It also covers interval labeling conventions and hints at future topics like augmented and diminished intervals.

What is the reason perfect intervals are called 'perfect'?

• They have a hollow sound.

• They are the most common intervals.

• They are the easiest to play.

• They are mathematically perfect.

How many half steps are there in a major third interval?

• Four

• Two

• Three

• Five

Which intervals are considered consonant?

• 4th and 5th

• Unison and octave

• 2nd and 7th

• 3rd and 6th

What is the interval between C and B in a descending scale?

• Minor 2nd

• Minor 3rd

• Major 2nd

• Major 3rd

What notation is used for a diminished interval?

• m

• d

• M

• P