Compare the height of the atmosphere to the thickness of the geosphere

The geosphere extends from surface to the center of the earth. Thus, the thickness of Geosphere is same as the radius of the Earth. Thus, when compared to the thickness of Geosphere (thickness or radius of the Earth), the height of atmosphere is found as very shallow layer (thin layer).

the precambrian aged rocks could be found in australia. australia is a region that has a lot of ancient civilization history from million years ago. in this region, there are a lot of recognizable fossils buried in its land which is considered a precambrian-aged rocks