If an object is traveling in a circle we could describe its motion with the usual variables for position, velocity, and acceleration, but it would be complicated because the objects direction is constantly changing. It is more convenient to define new variables to describe circular motion in angular units.
Ernie Els Makes The Switch Back To A Regular Sized Putter. Four-time major champion, Ernie Els is using the European Tourâs Desert Swing to work out some equipment changes. The popular 44 year-old from Johannesburg, South Africa switched from Callaway to Adams during the off-season, and has decided to get ahead of the putter ruling, and back to a normal length putter.
Hon Lik worked day and night to realize his dream. In 2004, he finally invented the electronic cigarette. It was a small battery powered device that delivered nicotine liquid solution in a vaporized form, fog, when inhaled air activates an atomizer. It had a red light at the tip that lighted up with each drag. It did not contain the substances commonly found in regular cigarettes, such as, tar and other cancer causing agents. Hon Lik gave one of the first prototypes to his father, who was also a heavy tobacco smoke and dying of lung cancer at that time. His father enjoyed the electronic cigarette and was happy that with the device there would be fewer sons watching their fathers dying of lung cancers.