The 4 eras are Cenozoic era, the mesozoic era, the paleozoic era, and the precambrian era.
Paleozoic, Mesozoic, Cenezoic, Precambrian
Oldest first, they are: Precambrian, Paleozoic, Mesozoic, and Cenezoic.
Cenozoic is not a major period of the geologic time scale. The scale is broken down into eras. Cenozoic, Mesozoic and Paleozoic are all part of the Phanerozic era.
The information the geologic scale provides is animals and fossils over time and periods. Major divisions of time is called eras.
Fat People
On the geologic time scale, an era is longer than a period. There are 12 geologic eras in total and they are composed of geologic periods. For instance, the Mesozoic era is composed of the Triassic, Jurassic and Cretaceous periods.
The geologic time scale refers to measuring the layers of the earth's crust according to what time in history they refer to. In order, the eras from the Precambrian to the present are as follows: Neoarchean, Paleoarchean, Mesoarchean, Neoarchean, Paleoproterozoic, Mesoproterozoic, Neoproterozoic, Paleozoic, Mesozoic, and Cenozoic.
cenozoicmesozoicpaleozoicprecambrian
Precambrian, Paleozoic, Mesozoic, Cenozoic. :)
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eras and periods
By eons, eras, epochs, and periods.
The Paleozoic, the Mesozoic and the Cenozoic are all divided into periods and epochs.
Four eras. that is Cenozoic,mesozoic,paleozoic and precambrian
The basic units of the geologic time scale eras and periods.
Paleontologists search for fossils to help them to determine what types of organisms lived in the same locations and at the same time. They use major changes in the fossil record to divide geologic time into large chunks.The geologic time scale is divided into: eons (biggest), eras, periods, epochs (smallest).Earth's history is divided into four major periods, from oldest to most recent: Precambrian, Paleozoic, Mesozoic, and Cenozoic
Cenozoic is not a major period of the geologic time scale. The scale is broken down into eras. Cenozoic, Mesozoic and Paleozoic are all part of the Phanerozic era.
Eon The largest expanse of time on the geologic time scale is the eon. An eon would encompass at least two eras.