Front

What are fossils?

Back

Fossils are remains or traces of ancient living things that are preserved in rock.

Front

How do fossils help us?

Back

They help us learn about creatures that lived long ago and how life on Earth has changed over time.

Front

What conditions are necessary for fossil formation?

Back

Organisms must contain hard parts such as bones, teeth, cartilage, or shells, and must be buried quickly in an oxygen-free environment protected from scavengers.

Front

What is a mold fossil?

Back

A mold fossil is the imprint left by the organism on the rock that surrounded it.

Front

What is a cast fossil?

Back

A cast fossil is when an imprint fills in with minerals from water and sediment and hardens to form a fossil.

Front

What are true form fossils?

Back

True form fossils are when the actual remains or body parts of an ancient organism are preserved, such as bones, teeth, shells, and sometimes entire creatures like insects trapped in amber.

Front

What are trace fossils?

Back

Trace fossils are evidence of the activity of ancient organisms, providing insights into their behavior and movement, such as footprints, burrows, nests, and droppings.

Front

Why are fossils important to scientists?

Back

Fossils help scientists understand the history of life on Earth, providing clues about past environments, climates, and the evolution of different species.

Front

Which type of fossil is pictured?

Back

A mold fossil is pictured.

Front

Which type of fossil is pictured?

Back

A trace fossil is pictured.