Disd112984
Disd112984
09.09.2021 • 
Physics

1. Rushin is waiting at a stoplight. When it finally turns green, Rushin accelerated from rest at a rate of a 2.00
m/s2 for a time of 15 seconds. Determine the velocity of Rushin's car during this time period.
a. -30 m/s2
c. 7.5 m/s
b. 30 m/s2
d. 30 m/s
2. Ima is approaching a stoplight moving with a velocity of +30.0 m/s. The light turns yellow, and Ima applies
the brakes and skids to a stop. If Ima has an acceleration rate of 8.00 m/s2, determine the displacement of the
car during the skidding process.
56.3 m
cannot determine
b.
240 m
d.
a.
C.
4.3 m
3. A car slows down uniformly from a speed of 21.0 m/s to rest in 6.00 seconds. What was its average velocity?
How far did it travel in that time?
a. 10.5 m/s; 63 m
c. 10.5 m/s; 0.29 m
b. 21.0 m/s ;126 m
d. cannot determine
Ni

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