So you can understaned it much more better and think about it!
So you can understaned it much more better and think about it!
We were left along time A ago , but today we can tell you A allot about earths history . What am I ?
geologic time scale
So you can understaned it much more better and think about it!
The Precambrian Time
The measurement of Earth's history divided into time periods is called the geological time scale. It is divided into eons, eras, periods, epochs, and ages, with each unit representing a significant change in Earth's geological and biological history.
fossil record geologic time scale
fossil record geologic time scale
fossil record geologic time scale
fossil record geologic time scale
The Precambrian time
Earth's history is divided into eras.