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Q: What time scale divides the history of the earths into eras periods and epochs?
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What is a Time scale?

A table that divides up earths histoty into eons, eras,periods,and epochs


What is time scale?

A table that divides up earths histoty into eons, eras,periods,and epochs


What is the measurement of the earths history divided into time periods?

geologic time scale


Why is earths history divided into eras epochs eons?

because


Which time scale divided the history of the earth into eras periods and epochs?

The geological time scale is the history of the earth. This is in the eras period and epochs.


Are epochs part of periods?

Periods are subdivided into periods of time know as epochs.


How is history divided?

Geologic history is divided, from largest amount of time to smallest amount of time, by eons, eras, periods, and epochs.


How geologists designate the different time periods in earths ancient past?

Geologists divide Earth's history into supereons (there's only one, the precambrian), supereons are divided into eons (there are four), eons are divided into eras, eras are divided into periods (Periods may be the most common divisions you read about. The Jurassic is a period), periods are divided into epochs, epochs are divided into ages.After the first era (the Cryptic) The various divisions are mostly determined buy the emergence of some form of life.


How is geologic history divided?

Geologic history is divided, from largest amount of time to smallest amount of time, by eons, eras, periods, and epochs.


Which eras on the geologic time scale is divided into both periods and epochs?

The Paleozoic, the Mesozoic and the Cenozoic are all divided into periods and epochs.


What are the four geological time intervals?

Eons, Eras,Epochs, and period


How is geologic time organized?

By eons, eras, epochs, and periods.