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 through the years. Usain Bolt of Jamaica turns to look at Andre De Grasse of Canada as they compete in the Men's 100m Semifinals at the 2016 Rio Olympics in Brazil, August 14, 2016. Kai Pfaffenbach: 'When Usain Bolt prepared for his 100m semi-final I decided to play with slow shutter speed for that race. I set my camera (shutter speed) to a 50th of a second and was waiting for the moment when he passed my position.