Fossils Review 3rd Grade

Front

What type of rock are most fossils found in?

Back

Sedimentary rock.

Front

Why might a fish fossil be found in a cow pasture?

Back

The cow pasture used to be underwater.

Front

What part of an animal is most likely to become a fossil?

Back

Bone.

Front

True or False: Some living things have not changed over millions of years.

Back

True.

Front

What replaces the wood of a once-living tree to form petrified wood?

Back

Minerals.

Front

What is a fossil?

Back

A fossil is the remains or traces of a living thing from a long time ago.

Front

What is sedimentary rock?

Back

Sedimentary rock is a type of rock formed from particles and organic material that have settled and compacted over time.

Front

What is petrification?

Back

Petrification is the process where organic material, like wood, is replaced by minerals, turning it into stone.

Front

Can fossils be found in igneous rock?

Back

No, fossils are not typically found in igneous rock.

Front

What is an example of a trace fossil?

Back

Footprints or burrows left by animals.