Speed-time graphs show speed on the vertical axis and time on the horizontal axis. The gradient of a speed-time graph represents acceleration because: gradient = \( \frac {\text{change in ...

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 and ...

For a moving object, the velocity can be represented by a velocity-time graph. A horizontal line on a velocity-time graph, shows that the object is at constant velocity, but a sloping line on a ...