Rock Layer and Fossils

Earth and Its Changing Features

Evidence from Rocks and Fossils

Multiple Choice

What can scientists learn from examining the rock layers?

• I think scientists examine rock layers to learn about organisms that lived in the past.

• I think scientists examine rock layers to learn about how the surface of the Earth changes over time.

• I don't think rock layers help scientists learn about organisms that lived in the past or how the surface of the Earth has changed. They examine rock layers to identify rocks and minerals.

• I think scientists examine rock layers to learn about organisms that lived in the past and how the surface of the Earth has changed.

Multiple Select

What can scientists learn from fossils?

• Fossils give scientists information about environments of the past.

• Scientists can also determine the relative age of fossils based on the layer of rock in which they are found.

• Some fossils also provide clues to a rock layer's relative age.

• How wind and water deposit most of the sediments.

Vocabulary

• fossil

• sediment

• sedimentary rock

Multiple Choice

fossil

• tiny bits of soil or rock

• sediments pressed together

• remains or imprints of living things from the past

Multiple Choice

sedimentary rock

• sediments pressed together in layers

• tiny bits of soil or rock that have been broken down and deposited

• remains or imprints of living things fromthe past

Multiple Choice

sediments

• remains or imprints of living things from the past

• ammonites

• tiny bits of soil or rock broken down and deposited

Multiple Select

earth forces

• volcano eruption

• car crash

• earthquakes

• flow of river

Multiple Choice

_____ form from sediments that are cemented or pressed together.

• Sediments

• Fossils

• Sands

• Sedimentary rocks