Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
sound
Soun is vibration transmitted through a solid, liquid, or gas; particularly, sound means those vibrations composed of frequencies capable of being detected by ears.
Trivia about sound
The SO in SONAR stands for this word
Now common in movie & home theaters, the "surround" type of this was used way back in 1941's "Fantasia"
In air at a temperature of 32 degrees Fahrenheit, it travels 1,087 feet per second
At sea level at 70 degrees this travels 1,129 feet per second; it speeds up over 1 foot per sec. for each rising degree
A clapperboard is used to synch film & this
About German cinema:1930's "The Blue Angel" is considered the country's first film using this innovation
Robert Boyle invented a vacuum pump & discovered that this does not travel in a vacuum
(Jimmy of the clue tries to crack a whip.) Like a jet plane traveling faster than mach 1, a whip makes a cracking noise because it's traveling faster than the speed of this