Thus, cavitation is the name given to a mechanism in which vapor bubbles (or cavities) in a fluid grow and collapse due to local pressure fluctuations. These fluctuations can produce a low pressure, in the form of vapor pressure of the fluid.
Usain Bolt was born on August 21, 1986 in Montego Bay, Jamaica as Usain St. Leo Bolt.
Jamaican sprinter Usain Bolt is arguably the fastest man in the world, winning three gold medals at the 2008 Olympic Games in Beijing, China, and becoming the first man in Olympic history to win both the 100-meter and 200-meter races in record times.he win marked Bolt's second consecutive gold medal in the 100. Bolt went on to compete in the men's 200, claiming his second consecutive gold medal in that race. He is the first man to win both the 100 and 200 at consecutive Olympic Games, as well as the first man to ever win back-to-back gold medals in double sprints.