2. 1D Motion / Kinematics
Kinematics Equations
Multiple Choice
Multiple ChoiceA moving hockey puck encounters a patch of rough ice and slides 90cm before coming to a full stop. Assuming a constant deceleration of 8 m/s2, what was the puck's initial speed?
A
3.79 m/s
B
2.68 m/s
C
37.9 m/s
D
1.90 m/s
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