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) = 5t
^{2}
- 5t + 9. What would be its instantaneous position at t = 5 seconds?
14 meters
125 meters
100 meters
109 meters
omit
Question 2
What is the cart's displacement between t = 5 seconds and t = 10 seconds?
459 meters
568 meters
350 meters
109 meters
omit
Question 3
What is the cart's average velocity during the interval t = 5 seconds and t = 10 seconds?
113.6 m/sec
21.8 m/sec
91.8 m/sec
70 m/sec
omit
Question 4
What is the cart's change in velocity during the interval t = 5 seconds and t = 10 seconds?
50.0 m/sec
45.0 m/sec
95.0 m/sec
24.1 m/sec
omit
Question 5
What would be its instantaneous acceleration at 10 seconds?
9.5 x 10
^{0}
m/sec
^{2}
1 x 10
^{1}
m/sec
^{2}
1 x 10
^{1}
m/sec
^{2}
4.82 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 = 10 seconds?
True
False
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