Chapter 4 Lesson 4Geologic Time

Geologic Time ScaleA record of the geologic events and the evolution of life forms as show in the fossil record.Fossil Rock Anthem 3:16

Greenland – Some of the

oldest rocks on Earth

http://rses.anu.edu.au/research/projects/archean-continent-formation-and-evolution

Oldest known rock at Canada’s

Hudson Bay

4.3 billion years old

1.621.443

8054

5148

60

57

2844

54

4,058

Cambrian

Cretaceous

Quaternary

Earth’s Geologic History

DE 15:31

PRECAMBRIAN TIMEPALEOZOIC

CAMBRIANORDOVICIANDEVONIAN

CARBONIFEROUSPERMIAN

MESOZOICTRIASSICJURASSIC

CRETACEOUS

CENOZOICPALEOGENE

NEOGENE / QUATERNARY