The average range of human hearing is considered to be roughly
from 20 Hz to 20,000 Hz .
A). No. Too high. You hear nothing.
B). No. Too low. You may hear something that sounds like
rapidly pumping wind, but not a sound tone.
C). Yes. 1,000 Hz is roughly the 'C' on the piano that is
two octaves above middle-C .
D). No. 0.10 Hz is only one wave every 10 seconds.
A wave at this rate feels like a breezy day.
