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.
The first of three races known as the Triple Crown, the Kentucky Derby is held the first Saturday in May at Churchill Downs in Louisville, KY. Three-year-old thoroughbred horses run the 1.25-mile track in what is known by many as the most exciting two minutes in sports..