Alpha radiation is a type of energy released when certain radioactive elements decay or break down. For example, uranium and thorium are two radioactive elements found naturally in the earthâs crust. Over billions of years, these two elements slowly change form and produce âdecay productsâ such as radium and radon.
Before the big race, a two week Kentucky Derby Festival takes place with events for the whole family. Then, as usual, the race will take place on the first Saturday in May 2016. On the big day, the contenders will line-up to race around a 1.25 mile track.
2013 Kentucky Derby. The 139th running of the Kentucky Derby (in full, the Kentucky Derby Presented by Yum! Brands, due to sponsorship) commenced at 6:33 pm Eastern Daylight Time (EDT) on May 4, 2013 at Churchill Downs. The race was televised in the United States on the NBC television network.