Ch 49: The Earth, Moon & Sun

About This Chapter

Refresh your knowledge of the earth, moon, and sun with engaging video lessons that can help you ace an exam or prepare curriculum. These lessons can assist you with remembering topics like how gravity influences tides and the effects of the earth's rotation.

The Earth, Moon & Sun - Chapter Summary

The video lessons in this chapter provide an overview of the earth, moon, and sun. You can study the life cycle of the sun and different types of eclipses. You can also review vocabulary words related to the topics covered. After completing the chapter, you should be prepared to:

  • Discuss theories about how the earth and moon formed
  • Provide an overview of the sun's structure
  • Explain how tides are influenced by gravity, the sun, and the moon
  • Recount effects of the earth's revolution and rotation
  • Outline geography of the four seasons
  • Describe an eclipse

The engaging teaching style used by our instructors can help you easily remember the topics presented. You can review all the lessons in order, or just study specific lessons for a quick refresher. A short quiz is available for each lesson to test your knowledge of what you've studied. Each video lesson has a full written transcript that accommodates a preference for text-based leaning.

7 Lessons in Chapter 49: The Earth, Moon & Sun
Test your knowledge with a 30-question chapter practice test
Formation of the Earth: Theories

1. Formation of the Earth: Theories

In this lesson, the theory of how the planet Earth formed will be discussed. This includes looking at how it differentiated into three layers, how it formed its atmosphere, water, and land features, and how it continues to evolve today.

Formation of the Moon: Theories

2. Formation of the Moon: Theories

Explore the four major theories on the formation of the Moon. The theories include the fission theory, capture theory, condensation theory and giant impact theory. Also look at both information supporting and flaws found in these theories.

The Sun: Structure & Life Cycle

3. The Sun: Structure & Life Cycle

Learn some secrets of our star, the sun, and discover what's inside of it. Learn about the history and future of the sun, then test your new knowledge with a quiz!

How Gravity, the Moon & the Sun Influence Tides

4. How Gravity, the Moon & the Sun Influence Tides

This lesson will define tides, the tidal force, neap tide, and spring tide. It will also talk about how the sun, moon, and Earth interact to produce tidal bulges.

Effects of the Earth's Rotation & Revolution

5. Effects of the Earth's Rotation & Revolution

This lesson explores the factors that influence seasons, daylight, and temperatures on our planet, including rotation and radiation. At the end, you can test your knowledge with a brief quiz.

Geography of the Four Seasons

6. Geography of the Four Seasons

This lesson will explain how the earth's axis and rotation affect seasons. In doing this, it will also highlight the concept of the summer and winter solstices, as well as how seasons vary around the globe.

What is an Eclipse? - Definition & Types

7. What is an Eclipse? - Definition & Types

This lesson will explain what an eclipse is and the various types of eclipses, particularly from the vantage point of the earth. A short quiz will follow.

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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Other Chapters

Other chapters within the Praxis Middle School Science (5440): Practice & Study Guide course