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Speed is the total distance travelled by a moving object over total time taken. The SI unit for speed is m/s. Speed is a scalar quantity.
What is speed?
Velocity is the total direction of distance travelled over total time.
What is velocity?
Acceleration is the the rate of change of velocity per unit of time.
What is acceleration?
A distance-time graph is a graph that shows the distance travelled by an object on the y-axis to the time taken by the object on the x-axis. It is a way of representing the motion of an object.
What is a distance-time graph?