| What we interpret as sound is actually a collection | | | | ball on the break. As the cue ball strikes the front |
| of systematic vibrations which travel from | | | | ball, energy transfers from ball to ball, resulting in |
| molecule to molecule through practically any | | | | their movement. This structure borne transfer of |
| medium. If you have ever been to an indoor rock | | | | energy mirrors the behavior of sound waves as |
| concert, you have probably physically felt these | | | | vibrations travel among the molecules in a |
| vibrations as they traveled through the molecules | | | | molecular structure. |
| in the floor and resonated from all of the surfaces | | | | When sound waves traveling through air reach a |
| in the arena. When a sound wave travels through | | | | denser medium, such as a wall, some of the |
| the air and reaches your ear, the eardrum | | | | energy will pass through the wall structure into |
| vibrates at the same resonance as the sound | | | | the adjoining room, while the balance of the wave |
| wave, and the resulting energy is interpreted by | | | | will reflect off of the structure and remain within |
| the brain as sound. The intensity of sound | | | | the room. Sound energy passing to the next |
| reaching your ear, the background noise in a | | | | room is sound transmission, and energy reflecting |
| crowded room and the vibrations you feel at a | | | | back into the room is called sound reflection. |
| rock concert are all results of the behavior of | | | | When you are in a crowded room and must raise |
| sound waves. Let us take a look at some | | | | the level of your voice in order to be heard, you |
| characteristics of sound wave behavior in order | | | | are actually speaking louder to overcome the |
| to gain a better understanding of the sounds we | | | | jumble of sound reflections caused by other |
| hear every day. | | | | voices and sounds within the room. Sound |
| Any source of sound, whether it is a person | | | | reflection is the reason many restaurants and |
| talking, a drum beat or a clock ticking, produces | | | | other establishments implement sound reduction |
| vibrations, which create the fluctuations in the | | | | treatments aimed at the absorption of sound |
| atmosphere known as sound waves. Not actually | | | | vibrations, resulting in less background noise and a |
| waves, the vibrations which make up sound | | | | more pleasant atmosphere. |
| waves travel over distance and time and through | | | | Solutions supplied by companies specializing in |
| most any medium. Though it may be tempting to | | | | sound reduction and soundproofing treatments |
| assume that noise would be contained within the | | | | are often aimed at containing sound waves within |
| four walls of a standard room, the walls, ceiling | | | | a desired area and reducing their ability to |
| and floor actually serve as ideal means through | | | | resonate and create unwanted background noise. |
| which sound vibrations can travel. In fact, sound | | | | It is advised to consult with a professional |
| travels about nineteen times faster through | | | | soundproofing company prior to attempting a |
| drywall than it does through air! | | | | soundproofing treatment in order to ensure that |
| Imagine for a moment the behavior of a set of | | | | all variables of your application are considered. |
| racked billiard balls as they are struck by a cue | | | | |