Unit Test Review: Fossils and Geologic Time Scale

Front

What type of rock do we usually find fossils in?

Back

Sedimentary rock

Tags

NGSS.MS-LS4-1

Front

What is a trace fossil?

Back

A trace fossil is a type of fossil that provides evidence of the activity of an organism, such as footprints or burrows.

Tags

NGSS.MS-LS4-1

Front

What is the difference between absolute age and relative age?

Back

Absolute age finds the age of a rock in years, while relative age determines the order of events without providing a specific age.

Tags

NGSS.MS-ESS1-4

Front

What forms when a mold is filled with sand or mud that hardens?

Back

A cast fossil.

Front

What do all the fossils discovered on Earth make up?

Back

The Fossil Record.

Tags

NGSS.MS-LS4-1

Front

What is a mold fossil?

Back

A mold fossil is a cavity in rock that has the shape of an organism.

Tags

NGSS.MS-LS4-1

Front

What is the Geologic Time Scale?

Back

The Geologic Time Scale is a system that relates geological strata to time, used to describe the timing and relationships of events in Earth's history.

Tags

NGSS.MS-ESS1-4

Front

What is a carbon film fossil?

Back

A carbon film fossil is a type of fossil that forms when an organism is buried and the gases escape, leaving a thin layer of carbon.

Front

What is an example of a cast fossil?

Back

A cast fossil can be a dinosaur bone that has been filled with minerals, creating a replica of the original bone.

Front

What is the significance of the Fossil Record?

Back

The Fossil Record provides evidence of the history of life on Earth and shows how organisms have changed over time.

Tags

NGSS.MS-LS4-1