1. the BIG idea CHAPTER OUTLINE NEW CHAPTER Motion CHAPTER The motion of an object can be described and predicted. An object in motion changes position. Speed measures how fast position changes. Acceleration measures how fast velocity changes. 10.1 10.2 10.3 CHAPTER RESOURCES

2. VOCABULARY KEY CONCEPT CHAPTER HOME reference point motion position An object in motion changes position. SECTION OUTLINE SECTION OUTLINE Position is measured from a reference point. Motion is measured relative to an observer. starting position ending position 10.1 CHAPTER RESOURCES CHAPTER RESOURCES

3. VOCABULARY KEY CONCEPT CHAPTER HOME reference point motion position An object in motion changes position. SECTION OUTLINE SECTION OUTLINE Position is measured from a reference point. Motion is measured relative to an observer. 10.1 VISUALIZATION Learn how your motion makes a difference in what you observe. CHAPTER RESOURCES CHAPTER RESOURCES

4. VOCABULARY KEY CONCEPT CHAPTER HOME An object’s location. position KEY CONCEPT SUMMARY KEY CONCEPT SUMMARY reference point motion position An object in motion changes position. 10.1 CHAPTER RESOURCES CHAPTER RESOURCES

5. VOCABULARY KEY CONCEPT CHAPTER HOME A location to which another location is compared. reference point KEY CONCEPT SUMMARY KEY CONCEPT SUMMARY reference point motion position An object in motion changes position. 10.1 CHAPTER RESOURCES CHAPTER RESOURCES

6. VOCABULARY KEY CONCEPT CHAPTER HOME A change of position over time. motion KEY CONCEPT SUMMARY KEY CONCEPT SUMMARY reference point motion position An object in motion changes position. 10.1 CHAPTER RESOURCES CHAPTER RESOURCES

7. VOCABULARY KEY CONCEPT CHAPTER HOME Speed is how fast positions change with time. velocity vector speed Speed measures how fast position changes. SECTION OUTLINE SECTION OUTLINE distance 00:00 00:02 Speed = distance time 10.2 CHAPTER RESOURCES CHAPTER RESOURCES

8. VOCABULARY KEY CONCEPT CHAPTER HOME Speed is how fast positions change with time. SECTION OUTLINE SECTION OUTLINE Velocity is speed in a specific direction. Velocity velocity vector speed Speed measures how fast position changes. 10.2 CHAPTER RESOURCES CHAPTER RESOURCES

9. VOCABULARY KEY CONCEPT CHAPTER HOME A measure of how fast something moves through a particular distance over a definite time period. speed KEY CONCEPT SUMMARY KEY CONCEPT SUMMARY velocity vector speed Speed measures how fast position changes. 10.2 CHAPTER RESOURCES CHAPTER RESOURCES

10. VOCABULARY KEY CONCEPT CHAPTER HOME A speed in a specific direction. velocity KEY CONCEPT SUMMARY KEY CONCEPT SUMMARY velocity vector speed Speed measures how fast position changes. 10.2 CHAPTER RESOURCES CHAPTER RESOURCES

11. VOCABULARY KEY CONCEPT CHAPTER HOME A quantity that has both size and direction. vector KEY CONCEPT SUMMARY KEY CONCEPT SUMMARY velocity vector speed Speed measures how fast position changes. 10.2 CHAPTER RESOURCES CHAPTER RESOURCES

12. VOCABULARY KEY CONCEPT CHAPTER HOME Acceleration in the Same Direction as Motion Acceleration measures how fast velocity changes. acceleration SECTION OUTLINE SECTION OUTLINE Acceleration in the Opposite Direction of Motion Acceleration at a Right Angle to Motion 10.3 CHAPTER RESOURCES CHAPTER RESOURCES

13. VOCABULARY KEY CONCEPT CHAPTER HOME Acceleration measures how fast velocity changes. acceleration SECTION OUTLINE SECTION OUTLINE 10.3 VISUALIZATION Explore how changing the acceleration of an object changes its motion. CHAPTER RESOURCES CHAPTER RESOURCES

14. VOCABULARY KEY CONCEPT CHAPTER HOME The rate at which velocity changes over time. acceleration KEY CONCEPT SUMMARY KEY CONCEPT SUMMARY acceleration Acceleration measures how fast velocity changes. 10.3 CHAPTER RESOURCES CHAPTER RESOURCES

15. VOCABULARY KEY CONCEPT CHAPTER HOME I. An object in motion changes position. A. Position describes the location of an object. B. Motion is a change in position. 1. Describing Motion 2. Relative Motion KEY CONCEPT SUMMARY KEY CONCEPT SUMMARY reference point motion position 1. Describing a Position 2. Measuring Distance An object in motion changes position. 10.1 CHAPTER RESOURCES CHAPTER RESOURCES

16. VOCABULARY KEY CONCEPT CHAPTER HOME II. Speed measures how fast position changes. KEY CONCEPT SUMMARY KEY CONCEPT SUMMARY velocity vector speed A. Position can change at different rates. 1. Calculating Speed 2. Average Speed 3. Distance-Time Graphs B. Velocity includes speed and direction. 1. Velocity 2. Velocity Versus Speed Speed measures how fast position changes. 10.2 CHAPTER RESOURCES CHAPTER RESOURCES

17. VOCABULARY KEY CONCEPT CHAPTER HOME III. Acceleration measures how fast velocity changes. A. Speed and direction can change with time. B. Acceleration can be calculated from velocity and time. 1. Calculating Acceleration 2. Acceleration over Time 3. Velocity-Time Graphs KEY CONCEPT SUMMARY KEY CONCEPT SUMMARY Acceleration measures how fast velocity changes. acceleration 10.3 CHAPTER RESOURCES CHAPTER RESOURCES

18. CHAPTER HOME Image Gallery Click on the icons to see a larger image or animation. VISUALIZATION Learn how your motion makes a difference in what you observe. VISUALIZATION Explore how changing the acceleration of an object changes its motion.

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25. BACK TO CHAPTER Click on the items below to access resources on Standardized Test Practice Practice state standardized tests Math Tutorial Review math concepts Resource Centers Get more information on select science topics Content Review Review key concepts and vocabulary Audio Readings Hear chapter audio readings CLASSZONE.COM Chapter Resources CHAPTER HOME Animations Link to all the McDougal Littell Science animations Review Game Play a fun interactive review game Image Gallery Click here to review chapter images and animations