Geologic Time Scale Lesson 2 Chapter 12

Multiple Choice

Why is it significant to study the divisions of geologic time when learning about Earth's history?

• It helps us understand the formation of continents

• It allows us to track the evolution of life and major events

• It explains the movement of tectonic plates

• It tells us about the weather patterns in the past

Multiple Choice

Which of the following periods occurred during the Paleozoic era?

• Jurassic

• Cambrian

• Cretaceous

• Holocene