A perfect octave
Perfect
Open interval does not include its end points while closed interval includes
An interval is the spacing of time. For example: I ran for an interval of 10 minutes then walked for an interval of 30 minutes. Or each car has an interval of 0.5 seconds.
There is no interval in a single number.
He discovered the ratio of a perfect octave is 2:1.
2:1
He discovered the ratio interval of a perfect octave is 2:1.
perfect fourth !
A perfect octave
An octave is defined as two notes, one of which is twice the frequency (vibrations per second) as the other; also two notes with an interval between them of 8 diatonic degrees.
A diminished interval in music occurs when two notes are played or sung closer together than they would be in a perfect or major interval. This creates a dissonant and tense sound, lowering the pitch of the note and creating a sense of instability or unease in the music.
Perfect
A consonant interval in music theory is a harmonious combination of two notes that sound pleasing when played together. These intervals are considered stable and pleasant to the ear, creating a sense of resolution and harmony in music compositions. They are essential building blocks in creating melodies and harmonies in various styles of music.
Perfect
Perfect
Perfect fourth