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Wind Chimes
Beginning of essay
produce clear, pure tones when struck by a mallet or
suspended clapper. A wind chime usually consists of a set of individual alloy
rods, tuned by length to a series of intervals considered pleasant. These are
suspended from a devised frame in such a way that a centrally suspended clapper
can reach ....
Middle of essay
.... waves travel at a speed governed by the temperature of the
atmosphere-- the colder the air, the more immediate the transmission.
The waves that are not absorbed can be perceived by the human ear; of
equal importance to the directly intercepted waves are those reflected before
interception, as these allow an animal or human to identify the physical
relationship of self to sound-emitter. These intercepted waves (reflected or
not) are processed by the ear in an amazing process.
Sound waves vibra.... |
| Number of words: 481 |
Approximate pages: 2 |
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