ESS1.C Flashcard

Front

What is stratigraphy?

Back

The study of rock layers and layering, which helps in understanding Earth's history by revealing the sequence of events over time.

Front

How do scientists use the fossil record?

Back

Scientists analyze the types of plants and animals that lived in different periods to study past climates.

Front

What characterizes the Precambrian time?

Back

It is the time before the appearance of complex life forms.

Front

What is the geological time scale divided based on?

Back

The appearance and extinction of major groups of organisms.

Front

What processes lead to the formation of sedimentary rocks?

Back

Erosion and deposition.

Front

What is the significance of the fossil record in geology?

Back

It provides evidence of past life and helps reconstruct ancient environments.

Front

Define geological time scale.

Back

A system of chronological dating that relates geological strata to time.

Front

What are sedimentary rocks?

Back

Rocks formed by the accumulation and compaction of mineral and organic particles.

Front

What is the role of tectonic plates in Earth's geology?

Back

They are responsible for the movement of continents and the formation of geological features.

Front

Explain the concept of erosion.

Back

The process by which soil and rock are removed from the Earth's surface by natural processes such as wind or water.