The average speed of the object represented by the green line, from 0 to 10 s is 0.7 m/s. Look at this distance-time graph for a car travelling along a road and answer the following questions.

Average speed = total distance ÷ total time = 1,700 m ÷ 50 s = 34 m/s. Look at this velocity-time graph and answer the question. This question requires an extended response, ie your answer must ...