11 - U2 Review
11 - U2 Review
11 - U2 Review
Date Pd
Constant Velocity Particle Model:
Review Sheet
60
50
40
(m)
30 object.
20
10
0
0 1 2 3 4 5 6 7
t (s)
2. Shown below is a velocity vs. time graph for an object.
0 time (s)
0 1 2 3 4 5
-2
-4
b. Draw a corresponding position vs. time graph. Number the axes. You may assume the object starts
from zero position.
(m)
t (s)
f. Find the average speed from t = 0 s to t = 5 s. Explain how you got your answer.
20
0
0 5 10 15 20 25
time (s)
c. Determine the average speed from t = 0 s to t = 20 s.
5
velocity (m/s)
0
0 5 10 t (s)
-5
b. Draw a quantitative motion map that represents the motion of the object.
0m
5. A racecar reaches a speed of 95 m/s after it is 450 meters past the starting line. If the car travels at
a constant speed of 95 m/s for the next 12.5 s, how far will the car be from the starting line? Use
the appropriate mathematical expression and show how units cancel.