Plates Boundaries. At the locations where two tectonic plates interact, a boundary between these plates exist. There are three types of boundaries that geologist observe. These boundaries are divergent boundaries, convergent boundaries, and transform boundaries.
There are many more than three deserts in Australia, but the main ones and their location are: Great Victoria Desert (Western Australia): 424,400 km2 (163,900 square miles). Great Sandy Desert (Western Australia): 284,993 km2 (110,036 square miles).
The Great Victoria Desert, with its characteristic, numerous sand hills, is the largest desert in Australia, occupying about 220,000 square miles. It stretches from the Gawler Ranges of South Australia to the Eastern Goldfields region in Western Australia.