1. A car with an initial velocity of 25m/s [E] experiences an average acceleration of 2.5m/s2 [W] for 20 seconds. At the end of this time interval, ... a) the velocity of the car will be 25m/s [W] b) the car will be at rest. c) the speed of the car will be 75m/s. d) the car will be moving 25m/s [E].
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