fossils

Front

What is a fossil?

Back

A fossil is the preserved remains or traces of ancient organisms, often found in sedimentary rock.

Front

What is an example of a fossil?

Back

Dinosaur Footprint.

Front

What type of fossil shows evidence of the activities of ancient organisms?

Back

Trace fossil.

Front

What is a cast fossil?

Back

A cast fossil is a mold filled with sediment that creates a solid 3D copy of an organism.

Front

How can an organism become a fossil?

Back

An organism can become a fossil by being quickly buried in sediment after death, frozen in ice, or trapped in tree resin.

Front

Which of the following is NOT a way an organism could become a fossil?

Back

It can be left out in the sun to decompose.

Front

What type of rock are fossils usually found in?

Back

Sedimentary rock.

Front

What does a trace fossil include?

Back

Marks left by footprints or tails of ancient organisms.

Front

What can fossils tell us about the past?

Back

Fossils can provide evidence of how the environment has changed over time.

Front

What is a mold fossil?

Back

A mold fossil is an impression left in sediment that shows the shape of an organism.