Practice Problems
Kinematics Functions
Directions:
On this worksheet you will work with position, velocity, and acceleration functions expressed in terms of time.
omit
Question 1
Given that a cart obeys the position function s(t) = 8t
^{2}
- 5t + 8. What would be its instantaneous position at t = 5 seconds?
200 meters
183 meters
175 meters
13 meters
omit
Question 2
What is the cart's displacement between t = 5 seconds and t = 13 seconds?
1295 meters
1478 meters
1112 meters
480 meters
omit
Question 3
What is the cart's average velocity during the interval t = 5 seconds and t = 13 seconds?
139 m/sec
161.9 m/sec
184.8 m/sec
22.9 m/sec
omit
Question 4
What is the cart's change in velocity during the interval t = 5 seconds and t = 13 seconds?
63.0 m/sec
75.0 m/sec
128.0 m/sec
203.0 m/sec
omit
Question 5
What would be its instantaneous acceleration at 13 seconds?
1.56 x 10
^{1}
m/sec
^{2}
1.6 x 10
^{1}
m/sec
^{2}
1.6 x 10
^{1}
m/sec
^{2}
7.88 x 10
^{0}
m/sec
^{2}
omit
Question 6
True or False. The acceleration in
Question 5
was constant between between t = 5 seconds and t = 13 seconds?
True
False
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