Ch 4: ScienceFusion The Diversity of Living Things Unit 1.4: The History of Life on Earth

About This Chapter

The History of Life on Earth chapter of this ScienceFusion The Diversity of Living Things Companion Course helps students learn the essential lessons associated with the history of life on Earth. Each of these simple and fun video lessons is about five minutes long and is sequenced to align with The History of Life on Earth textbook chapter.

How It Works:

  • Identify the lessons in the ScienceFusion The History of Life on Earth chapter with which you need help.
  • Find the corresponding video lessons with this companion course chapter.
  • Watch fun videos that cover the history of life on Earth topics you need to learn or review.
  • Complete the quizzes to test your understanding.
  • If you need additional help, re-watch the videos until you've mastered the material or submit a question for one of our instructors.

Chapter Topics

You'll learn all of the science topics covered in the textbook chapter, including:

  • Divisions in the geologic time scale
  • Events from the Precambrian period
  • Timeline of the Paleozoic Era
  • Mesozoic Era characteristics and events
  • Events and time periods of the Cenozoic Era

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5 Lessons in Chapter 4: ScienceFusion The Diversity of Living Things Unit 1.4: The History of Life on Earth
Test your knowledge with a 30-question chapter practice test
Geologic Time Scale: Major Eons, Eras, Periods and Epochs

1. Geologic Time Scale: Major Eons, Eras, Periods and Epochs

The geologic time scale is an essential tool for understanding the history of Earth and the evolution of life. In this lesson, explore the principal eons, eras, periods, and epochs that help us track major events in geologic history.

The Precambrian Period: Events & Facts

2. The Precambrian Period: Events & Facts

The earth as we know it today is shaped by what happened during the Precambrian period, which covers four billion years! This lesson covers the events that shaped this important period.

The Paleozoic Era: Definition, Timeline & Events

3. The Paleozoic Era: Definition, Timeline & Events

The Paleozoic Era spans almost 200 million years from 542 to 251 million years ago. It is defined by great explosion of life at the beginning of the era and ends with the largest mass extinction in the history of our planet. This lesson will cover the important features of Paleozoic Era.

The Mesozoic Era: Facts, Events & Timeline

4. The Mesozoic Era: Facts, Events & Timeline

The Mesozoic Era began 252 million years ago with the largest mass extinction in Earth's history and ended 66 million years ago with the asteroid that killed off the dinosaurs. This lesson will cover the important events that occurred during the Mesozoic Era.

The Cenozoic Era: Definition, Time Period & Facts

5. The Cenozoic Era: Definition, Time Period & Facts

The Cenozoic Era spans the previous 65 million years of Earth's history, beginning with the extinction of flightless dinosaurs and continuing up to the present. This lesson covers the events that shaped the Cenozoic Era.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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