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.
Usain Bolt in 2006 in Kingston, Jamaica. The world's faster sprinter grew up in a remote, rural part of the island. Michael Steele/Getty Images. Barring a banana peel appearing in his lane, the Jamaican sprinter Usain Bolt will likely win a third straight gold medal in the 200 meters today, at the Rio Olympics.