Ch 7: Gravitational Laws

About This Chapter

Use this overview of gravitational laws to improve your understanding of topics like Newton's law of gravitation and Kepler's three laws of planetary motion. These lessons can help you feel better prepared to take an exam or engage in a class discussion.

Gravitational Laws - Chapter Summary

The lessons in this chapter provide an overview of gravitational laws. You'll review the conditions for launching a satellite as well as the formula for gravitational potential energy. You'll also look at the orbit of planets around the sun. By the end of the chapter, you should be ready to:

  • Solve problems using Newton's law of gravitation
  • Calculate gravitational potential energy and discuss how it works
  • Use equations to calculate circular velocity and escape velocity
  • Explain Kepler's three laws of planetary motion
  • Discuss stable orbital motion of a satellite

These video lessons help you quickly get up to speed on gravitational laws. Our instructors provide great examples and present the information in a concise manner. Video timelines let you easily navigate to specific topics. A brief multiple-choice quiz is available for each lesson to test your knowledge, and you can print the quizzes for use as worksheets.

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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