Exploring Geological Time and Layers

A system of chronological dating that relates geological strata to time, used to describe the timing and relationships of events in Earth's history.

Paleozoic, Mesozoic, and Cenozoic.

It is known for the emergence of fish, amphibians, and the first land plants.

The mass extinction event that led to the demise of the dinosaurs.

The 'Age of Mammals' because mammals became the dominant life forms.

The branch of geology concerned with the order and relative position of strata and their relationship to the geological time scale.

The preserved remains or traces of ancient organisms, often found in sedimentary rock.

It is the longest geological time period, covering about 88% of Earth's history, and includes the formation of the Earth and the earliest life forms.

In undisturbed sedimentary rock layers, the oldest layers are at the bottom and the youngest are at the top.

The scientific study of the history of life on Earth through the examination of plant and animal fossils.