The total length of the bar represents both the total distance and the total time taken. The bar is divided into parts. Each part represents the speed as a distance per unit of time. The number of ...

A distance-time graph shows how the distance travelled by an object changes over time and can be used to calculate the speed of the object. A sloping line on a distance-time graph shows that the ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. One of the fundamental rules we all learn in physics — set forth by ...