Slide 11 Earths History Slide 2 2 Planet Earth is approximately 4.5 X 10 9 years old –Rocks of the crust provide clues to Earths past By analyzing these clues we can infer…
The History of Life The Record of Life You may have seen thrilling movies or read books that describe travel in time. The characters often encountering strange organisms.…
Evolution Evolution Chapter 14 p292 Evolution To evolve means to change. All of the changes that have transformed life over time. JB Lamarck Early scientist believed traits…