Fossils 2024

Front

What is the process by which most fossils form?

Back

Most fossils form when living things die and are buried by sediment.

Front

What type of fossil is created when a mold is filled with sand or mud that hardens?

Back

A cast fossil.

Front

What is hardened tree sap called?

Back

Amber.

Front

What are preserved remains or traces of living things known as?

Back

Fossils.

Front

What is the term for the process where trees and marine animals are fossilized by mineral deposits?

Back

Permineralization.

Front

What is a mold fossil?

Back

A mold fossil is a cavity in the sediment that reflects the shape of an organism.

Front

What is the difference between a mold and a cast fossil?

Back

A mold is the impression of an organism, while a cast is formed when the mold is filled with material that hardens.

Front

What are trace fossils?

Back

Trace fossils are geological records of biological activity, such as footprints or burrows.

Front

What conditions are necessary for fossilization to occur?

Back

Rapid burial and the presence of sediment are necessary for fossilization.

Front

What is carbonization in the context of fossilization?

Back

Carbonization is the process where organic material is reduced to a thin film of carbon.