Geologic time scale

Geologic Time Scale Chapter 9

Measuring Time ,[object Object],[object Object],[object Object],[object Object]

Giving Time a Name ,[object Object],[object Object],[object Object],[object Object],[object Object]

How is Time Divided? ,[object Object],[object Object]

Extinction ,[object Object],[object Object],[object Object]

Mass Extinction ,[object Object],[object Object],[object Object],[object Object]

Precambrian Time ,[object Object],[object Object],[object Object],[object Object],[object Object]

Prokaryotes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Eukaryotes ,[object Object],[object Object],[object Object],[object Object]

Paleozoic Era ,[object Object],[object Object],[object Object],[object Object],[object Object]

Permian Extinction ,[object Object],[object Object],[object Object],[object Object],[object Object]

Mesozoic Era ,[object Object],[object Object]

Cretaceous-Tertiary Extinction ,[object Object],[object Object],[object Object],[object Object]

Cenozoic Era ,[object Object],[object Object],[object Object],[object Object]

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