Watch the video to listen to Steph, a sports coach, describe how calculating speed, distance and time is useful when coaching and playing football.

Speed close speedA measure of how the distance travelled by a moving object changes with time. The average speed of a moving object is defined as the total distance travelled/time taken to travel ...

How do average speed cameras work? Average speed cameras measure the average speed you drive between two set points on the road and work out whether you are going over the limit. Driving past the ...

How do average speed cameras work? Average speed cameras use automatic number plate reading (ANPR) technology to record your speed between two points on a road, RAC explains.