Earth's Changes 7.10A

Open Ended

What evidence is there to prove that Antarctica wasn't always cold and snowy?

Multiple Choice

Which of the following is NOT a type of evidence for Earth's changes over time?

• Fossil evidence

• Plate tectonic theory

• Superposition

• Weather patterns

Multiple Choice

Which fossil evidence supports the idea that continents were once joined together?

• Glossopteris fossils

• Lystrosaurus fossils

• Mesosaurus fossils

• All of the above

Open Ended

List three pieces of evidence that show Earth has changed over time and explain one way this evidence helps us understand Earth's history.

Multiple Choice

A geologist compares rock layers in two distant regions and finds identical marine fossils in both, even though one region is now a desert and the other is mountainous. Which conclusion is best supported by this evidence?

• The fossils moved to new locations as the climate changed.

• The continents have always been in the same positions.

• Earth's surface has changed over time due to plate movement and shifting environments.

• Marine organisms could survive in all environments, including deserts and mountains.