History of the Earth. 5 billionEarth is believed to be about 5 billion years old Little available atmospheric oxygen at this time 3.9ish billionFirst.
The History of Life The record and origin of life.
Chapter 6 review. 1. UNIFORMITARIANISM: -The processes that shape the Earth today are the same processes that occurred in the geologic past The present.
Geologic History. Geologic Time Scale Chart of Earths history showing events, time units, & ages Era: the four largest subdivisions of the geologic time.
Studying the Past Fossils, Relative Time and Absolute Time.
Changes over time Life originated from a single-celled organism. Finding a fossils age helps scientists to construct an evolutionary timeline.
Guide to rock dating chap 4
Fossils
Evolution Darwin’s Voyage. Charles Darwin Explorer on an observation trip to the Galapagos Islands. He set sail on the HMS Beagle in 1858 from England.
Looking at Fossils 12/16/14 6-4 pgs. 146-150 IN: How do you think fossils form? Put your DRW on the box.
