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}
- 2t + 11. What would be its instantaneous position at t = 2 seconds?
13 meters
39 meters
32 meters
28 meters
omit
Question 2
What is the cart's displacement between t = 2 seconds and t = 10 seconds?
752 meters
830 meters
507 meters
791 meters
omit
Question 3
What is the cart's average velocity during the interval t = 2 seconds and t = 10 seconds?
98.9 m/sec
103.8 m/sec
4.9 m/sec
94 m/sec
omit
Question 4
What is the cart's change in velocity during the interval t = 2 seconds and t = 10 seconds?
128.0 m/sec
158.0 m/sec
59.6 m/sec
30.0 m/sec
omit
Question 5
What would be its instantaneous acceleration at 10 seconds?
1.6 x 10
^{1}
m/sec
^{2}
7.45 x 10
^{0}
m/sec
^{2}
1.6 x 10
^{1}
m/sec
^{2}
1.58 x 10
^{1}
m/sec
^{2}
omit
Question 6
True or False. The acceleration in
Question 5
was constant between between t = 2 seconds and t = 10 seconds?
False
True
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