It is called the Precambrian.
Geologic time scale
The crust is the coldest geologic layer.
No movement
temperature differences
1% of fresh water of earths...
The Precambrian time
epoch
Geologic time scale
geologic time scale
fossil record geologic time scale
fossil record geologic time scale
fossil record geologic time scale
fossil record geologic time scale
geologic time scale
4.6 billion years
The Precambrian Time
uniformitarianism