Return to Unit B Main Page
Unit B Changes in Motion: Practice Answers

Lesson 1.1 Average Speed
Lesson 1.2 Identifying and Solving Problems with New Technologies
Lesson 1.3 Average Velocity
Lesson 1.4 Graphical Description of Uniform Motion
Lesson 1.5 Graphical Description of Accelerated Motion
Lesson 1.6 Calculating Displacement During Accelerated Motion
Lesson 1.7 Determining Stopping Distance
Lesson 1.8 A Closer Look at Braking
Lesson 1.9 Newton's First Law of Motion
Lesson 2.1 Momentum
Lesson 2.2 Change in Momentum
Lesson 2.3 Impulse
Lesson 2.4 A Closer Look at Forces and Newton's Third Law
Lesson 2.5 Conservation of Momentum
Lesson 2.6 Designing a Helmet