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 y ...

Speed-time graphs show how the speed of a moving object changes with time. Key facts. Gradient of speed-time graph = rate of change of speed (m/s 2). Area under speed-time graph = distance ...

Take for example the bar graph presented at an April 6 press briefing by members of the White House Coronavirus ... Consider the following three key questions the next time you see a graph, ...