Acceleration vs. Time

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Graph 1 Graph 2 Graph 3 Graph 4

Click on one of the graph choices. You will see an animation of a red car moving to the right. Also shown is one of four possible graphs.


Which graph correctly describes the car's acceleration as a function of time? Give reasons for your answer. (You may use the control buttons to pause or step the motion of the car. Click and hold the cursor to determine the position in metres of the front of the car. Time is given in seconds.)

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