A timescale is a tool used by scientists to track and organize different times and events. In the case of the geological timescale, events such as major extinctions, forming of land masses and the evolution of species are tracked into a format that is both easily interpretable and maximizes the most important information. The Geological Timescale is organized in a hierarchy starting with eons and going down to periods. This essay will mainly focus on the eras, which lie somewhere between the eons and periods, and gives the best general information without being too broad or too specific.
The Proterozoic Era: The Proterozoic era was the first era and covers the earth around the time that the first basic organisms appeared, which st
|
This is only the first few lines of this paper. If you would like to view the entire paper you need to register here.
|
Get Instant Access to 100,000 Essays!!
|
|