# Ch 9: Understanding Motion

## Understanding Motion - Chapter Summary

There's more to motion than just moving from one place to another, and the lessons in this chapter will show you many of the factors involved. You will learn the definitions of speed, velocity and acceleration and explore the formulas used in calculating them. Other lessons cover different types of motion, such as projectile motion and uniform circular motion. After you have finished working through the lessons, you have the chance to take self-assessment quizzes that give you immediate feedback. By the end of the lessons in this chapter, you should have an understanding of how to do the following:

• Distinguish the difference between speed and velocity
• Recall the formula for acceleration
• Explain the mechanics on objects
• Describe what projectile motion is
• Use different motion equations
• Discover the mathematics behind uniform circular motion
• Describe how to measure the speed of an object
• Contrast gravity and projectile motion

11 Lessons in Chapter 9: Understanding Motion
Test your knowledge with a 30-question chapter practice test
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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