Types of Fossils

Front

What is a true form fossil?

Back

A true form fossil is a fossil that shows the actual shape and structure of the organism, like a dinosaur bone.

Front

What is a cast fossil?

Back

A cast fossil is a type of fossil that forms when a mold is filled with minerals, creating a replica of the original organism.

Front

What is a mold fossil?

Back

A mold fossil is a hollow impression left in rock by an organism, showing its shape.

Front

What is a trace fossil?

Back

A trace fossil is a fossil that shows evidence of the activity of an organism, like footprints or burrows.

Front

Can you name a type of fossil that shows the actual shape of an organism?

Back

True form fossil.

Front

What type of fossil forms when minerals fill a mold?

Back

Cast fossil.

Front

What type of fossil leaves an impression in rock?

Back

Mold fossil.

Front

What type of fossil would you find if you saw dinosaur footprints?

Back

Trace fossil.

Front

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

Back

A mold fossil is an impression, while a cast fossil is a solid copy made from that impression.

Front

Which type of fossil can tell us about how an animal moved?

Back

Trace fossil.