Radioactive decay, also known as nuclear decay or radioactivity, is the process by which a nucleus of an unstable atom loses energy by emitting radiation. A material that spontaneously emits such radiation â which includes alpha particles, beta particles, gamma rays and conversion electrons â is considered radioactive.
Best Answer: Four of the larger Australian deserts are the Great Victoria Desert, the Gibson Desert, the Tanami Desert and the Great Sandy Desert. That accounts for most of the west of the continent, nearly two-thirds. Name four states that would be included in at least one of the North American deserts.
The Simpson Desert is a huge desert in the central east of Australia, and covers parts of Queensland, South Australia and New South Wales. Its boundaries are the Finke River and Mabel Range to the west, the Adam Range to the north ,the Georgina and Diamantina Rivers to the east and Lake Eyre to the south.he Sonoran desert is one of the largest and hottest deserts in the Americas and it covers the southeast of California and the southwest of Arizona in the US, and the northhwest Mexican states of Sonora, Baja California, and Baja California Sur. To the north of this 'low desert' is the 'high desert' Mojave.