Front

What is a trace fossil?

Back

A trace fossil is a type of fossil that provides evidence of the activity of ancient organisms, such as footprints, burrows, or feces.

Front

What are fossils?

Back

Fossils are the preserved remains or traces of living things, which can include bones, shells, and imprints.

Front

What is a cast fossil?

Back

A cast fossil is formed when a mold of an organism is filled with minerals or sediment, creating a replica of the original organism.

Front

What evidence do fossils provide?

Back

Fossils provide evidence of how life has changed over time, how Earth's surface has changed, and clues about past environments.

Front

Can organisms be preserved in ways other than fossilization?

Back

Yes, organisms can also be preserved by becoming trapped in tar, amber, or by freezing.

Front

What is a mold fossil?

Back

A mold fossil is created when an organism leaves an impression in sediment, which hardens into rock.

Front

What is a carbon film?

Back

A carbon film is a type of fossil that forms when an organism's remains are compressed, leaving a thin layer of carbon on the rock.

Front

What do fossils tell us about Earth's history?

Back

Fossils help us understand the history of life on Earth, including the evolution of species and changes in environments.

Front

What is the significance of trace fossils?

Back

Trace fossils are significant because they provide insights into the behavior and movement of ancient organisms.

Front

How do fossils form?

Back

Fossils typically form through processes like sedimentation, where organisms are buried by sediment and undergo mineralization.