Fun Facts. 1  Table tennis has been an Olympic sport since 1988. 2  In professional table-tennis volleys, the ball can reach speeds as high as 90 miles per hour. 3  Table tennis is the national sport of China.  Table tennis is the second most played sport in the world, behind soccer.
The Borg Scale is a method to measure a personâs perceived exertion rate. Developed by Stockholm University professor Gunnar Borg during the 1980s, the scale does not require any equipment, but asks participants who engage in physical activity to assess his or her perceived rate of exertion from light to strenuous. The scale measures exertion in a range between six and 20.
To get the lowdown on gamut, we have to dive to the bottom of a musical scale developed by 11th-century musician and monk Guido of Arezzo. Guido called the first line of his bass staff gamma and the first note in his scale ut, which meant that gamma ut was the term for a note written on the first staff line.