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 Australian continent is one of the driest in the world apart from Antarctica. Nearly 50% of Australia receives less than 25cms of rainfall in a year. Australian desert areas are extremely warm and are one of the most difficult places for survival of plants, human beings and animals.Most of the Australian deserts are located in central and north-western parts of the country.The total size of the Australian deserts is 2.3 million square kilometre and it occupies 44% of the entire continental area. The formation of the Australian deserts has a rich and interesting past.early 50% of Australia receives less than 25cms of rainfall in a year. Australian desert areas are extremely warm and are one of the most difficult places for survival of plants, human beings and animals. Most of the Australian deserts are located in central and north-western parts of the country.