FOSSIL RECORDS and INDEX FOSSILS

Front

What does the Law of Superposition help scientists determine?

Back

The relative age of rock layers.

Tags

NGSS.MS-ESS1-4

Front

Can index fossils tell us the age of a rock layer?

Back

True

Tags

NGSS.MS-ESS1-4

Front

What can the fossil record tell us?

Back

The fossil record can tell us the history of life on Earth, how groups of organisms changed over long periods of time, information about past climates, and changes of the Earth's surface.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Front

What is the correct order of rock layers from oldest to youngest?

Back

F, E, D, C, B, A.

Tags

NGSS.MS-ESS1-4

Front

How does absolute age differ from relative age?

Back

Only absolute dating finds the age in years.

Front

What are index fossils?

Back

Fossils of organisms that were widespread but only existed for a short period of time, used to date rock layers.

Tags

NGSS.MS-ESS1-4

Front

Why are index fossils important in geology?

Back

They help correlate the age of rock layers across different geographic locations.

Front

What is relative dating?

Back

A method of determining the age of rocks and fossils in relation to one another.

Tags

NGSS.MS-ESS1-4

Front

What is absolute dating?

Back

A method of determining the exact age of a rock or fossil in years.

Front

What does the fossil record provide evidence for?

Back

It provides evidence for the evolution of life and changes in Earth's environments over time.

Tags

NGSS.MS-LS4-1