Speed and acceleration

Use the interactivity to move Pat. Can you reproduce the graphs and tell their story?

Experiment with the interactivity of "rolling" regular polygons, and explore how the different positions of the dot affects the distance it travels at each stage.

Can you rank these sets of quantities in order, from smallest to largest? Can you provide convincing evidence for your rankings?

Experiment with the interactivity of "rolling" regular polygons, and explore how the different positions of the dot affects its speed at each stage.

The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?

Experiment with the interactivity of "rolling" regular polygons, and explore how the different positions of the dot affects its vertical and horizontal movement at each stage.

Have you ever wondered what it would be like to race against Usain Bolt?

Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?

Two boats travel up and down a lake. Can you picture where they will cross if you know how fast each boat is travelling?

A messenger runs from the rear to the head of a marching column and back. When he gets back, the rear is where the head was when he set off. What is the ratio of his speed to that of the column?