According to the diagram, dinosaurs are older than amphibians.

• True

• False

According to the diagram, mammals are younger than amphibians.

• True

• False

According to the diagram, trilobites and fish are the same age.

• True

• False

According to the diagram, fish are older than dinosaurs.

• True

• False

According to the diagram, dinosaurs are younger than mammals.

• True

• False

Which type of fossil shows an organism's activities? (footprints, poop, burrows)

• Trace fossils

• Mold fossils

• Cast fossils

• Petrified fossils

This type of fossil is formed when an organism's remains decayed and left a mold, or hollow space in the rock.

• Cast fossil

• Mold fossil

• Trace fossil

This type of fossil is created when dirt (sediment) fills a mold and becomes a rock.

• Trace fossil

• Mold fossil

• Preserved fossil

• Cast fossil

An ________ fossil is used to identify the age of other fossils, because they were organisms that lived in a short time, but lived in many different places.

• mold

• trace

• index

• petrified

______________ age is a comparison between two things.

• Relative

• Absolute