Summary math assignment

Physics 11 Kinematics
Lesson 4 Practice Assignment
Uniform Motion and Velocity-Time Graphs

Examine the following Position - Time graph for a battery-operated toy car:

500

400
Position (cm)
300

200

100

0
0 10 20 30 40 50 60 70 80
Time (s)


1. Determine the velocity for each of the interval segments shown.


2. Draw an accurate velocity-time graph for the motion shown.


3. What is the car’s average velocity for the entire 80 s?




ANSWERS

1. 10 cm/s, 0 cm/s, 15 cm/s, -3.3 cm/s, -30 cm/s

2.
Velocity (cm/s)
20

10

0 10 20 30 40 50 60 70 80 Time (s)

-10

-20

-30


3. 0 cm/s