Speed-time graphs are very useful when describing the movement of an object. This is a velocity time graph of an object moving in a straight line due North. The displacement of this object is the ...

Learn about and revise speed, distance, time and velocity with GCSE Bitesize Combined Science.

At the Porsche test track, we learn the difference between speed and velocity. Unit 2 Segment B: Speed and Velocity We head to the Porsche test track to learn about the difference between speed ...

Our resident physicist breaks down a swimmer's speed in the men's 200-meter breaststroke.