Remember, acceleration is the same as gradient, and acceleration = velocity change ÷ time. Look at the graph. The acceleration of the vehicle in the first 10 seconds is: = (40 m/s – 0 m/s) ÷ 10 s ...

National 5 Velocity-time graphs Velocity, speed and acceleration Velocity-time graphs are used to describe the motion of objects which are moving in a straight line. They can be used to show ...