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