Geologists at the American Museum of Natural History study rock layers and the plant and animal fossils found in them. They use radiometric dating to help establish the age of rocks. In doing so, they also establish the age of the fossils found in rocks. From the evidence they gather, geologists can piece together the physical history of the Earth.
It should be noted that the geologic time scale is important to portray the history of the Earth.
It should be noted that geology is the science that studies the physical structure of the Earth.
The geologic time scale is important to portray the history of the Earth. This is done through the description of the age of the rocks and fossils.
The geologic time scale is simply an important tool that is used to portray the history of the Earth. It's a standard timeline that is used to describe the age of rocks and fossils, and the events that formed them.
It includes the fossil content, past climate, geography, and the evolution of life on Earth.
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