EOG Prep- Earth History

This diagram shows a cross section of land that has not been overturned and includes a fossil. What can be concluded about the age of the fossil?

• It is younger than the shale.

• It is older than the shale.

• It is older than the sandstone.

• It is younger than the sandstone.

The shaded areas of this diagram represent where fossils of a land- dwelling animal were found on the continents of South America and Africa. What does this evidence suggest?

• The animals swam from one continent to the other

• The two continents were once connected by a land bridge.

• The animals developed on the two continents at the same time.

• The two continents were once joined as part of a larger continent.

Which layer is oldest?

• A
• W
• G
• Z

In which kind of rock do we usually find a fossil?

• sedimentary rock

• igneous rock

• metamorphic rock

• magma rock

According to the law of superposition, the oldest fossils are found 

• At the top of the rock layers
• Near the bottom of the rock layers
• In the middle of the rock layers
• Somewhat near the surface