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A car travels a certain distance along a straight road (in the +x direction). The distance the car travels as a function of time is shown in the fiqure below. When the car changes speed it does so uniformly. Select the appropriate choice for each statement. 1000 E 800 600 400 200 0 20 40 60 80 Time (s) At 7 sec, the speed is as high as it gets. The speed at 67 sec is the speed at 7 sec. The x-acceleration is zero at 79 sec True False a thn The speed is.. zero at 26 sec. Less thanThe acceleration magnitude at 15 sec is the acceleration magnitude at 36 sec. Equal to The x-acceleration is... zero at 36 sec. Submit Answer Tries 0/99 Using the graph above, calculate the average speed of the car for the period from 0 to 40.0s

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