QUESTIONS 48 – 55 REFER TO THE FOLLOWING PASSAGE. THE AUDIBLE FREQUENC...

2.

Most cultures, however, make use of the octave. An octave is an acoustic and scientific

relationship between two pitches, one of which vibrates twice as fast as the other and

thus sounds higher. How the octave is divided is unique to each culture. Remember that

this eight-part structure is unique to Western music. Other musical cultures do not

necessarily divide pitches within an octave the way we do. Not surprisingly, each culture

labels pitches differently. We name ours with seven letters –A, B, C, D, E, F, and G.

_____________________________________________________________________________________

International University – VNU-HCMC, Official handbook for the English Test, page 24