Fossils 3rd Grade

Front

What is a fossil?

Back

A fossil is the preserved remains or traces of a living organism from the past.

Front

Which of the following is an example of a fossil?

Back

Dinosaur Footprint.

Front

What does the word 'petrified' mean in relation to fossils?

Back

Petrified means that the wood of a tree has been replaced by rock.

Front

What can sharp, pointed teeth in a fossil animal tell us?

Back

The animal likely ate meat.

Front

What is the first step in the fossilization process?

Back

An organism dies and the soft parts decay.

Front

What does the word 'ancient' mean?

Back

Ancient means old.

Front

What type of rock are most fossils found in?

Back

Sedimentary rock.

Front

What is a trace fossil?

Back

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

Front

How do fossils help scientists?

Back

Fossils help scientists understand the history of life on Earth.

Front

What is the process called when minerals replace the organic material in a fossil?

Back

Petrification.