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Someone was cruising along the left side of the

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Someone was cruising along the left side of the
hockey rink at a certain initial speed.He then suddenly accelerated for 0.8 s and reached
9.5 m/s speed to catch a pass from a teammate.If the acceleration was at a rate of 6.5
m/s2,
(a) What was his initial speed?
(b) How long was the distance he accelerated?
Someone was cruising along the left side of the
answer:
a) initial speed = 4.3m/s (solution:v = 9.5 - 6.5 * 0.8)
b) distance = 5.52m (solution:d = (4.3 + 9.5)/2 * 0.8)
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