Types of Fossils

Front

What type of fossil is an imprint in a rock?

Back

Mold

Front

This type of fossil forms when sediments bury an organism and then sediments change into rock; the organism decays leaving a cavity in the shape of the organism.

Back

Mold

Front

This type of fossil forms when a mold is filled with sand or mud that hardens into the shape of the organism.

Back

Cast

Front

This type of fossil forms when minerals soak into the buried remains, replacing the remains, and changing them into rock.

Back

Petrified

Front

Shells and skeletons are typically fossilized in this fashion.

Back

Cast and mold

Front

This type of scientist finds, preserves, and interprets fossils remains.

Back

paleontologist

Front

Hardened tree sap is called.

Back

amber

Front

These fossils are distinguishable from other fossils because they were scattered over a large region, very common, and lived during a short span of geologic time

Back

Index

Front

Most fossils are found in __________ rock layers

Back

sedimentary

Front

What type of fossil is pictured?

Back

Cast