Matching Pairs Speed and velocity (D)Online version Speed and velocity by Christopher Tamez 1 An example of scalar: 2 Velocity is 3 An Acceleration is an 4 The SI unit of speed is 5 An example of vector: 6 Displacement is 7 3 km is an example of 8 Speed is 9 3 km north is an example of velocity distance covered divided by time taken m/s Any change in speed! Which means it could be an increase or a decrease in speed. speed distance a change in an objects position. displacement displacement divided by time taken