Was it possible that this dangerous driving penalty was issued in error?
Work in groups to try to create the best approximations to these physical quantities.
How do these modelling assumption affect the solutions?
See how the motion of the simple pendulum is not-so-simple after all.
Chris is enjoying a swim but needs to get back for lunch. If she can swim at 3 m/s and run at 7m/sec, how far along the bank should she land in order to get back as quickly as possible?
A ladder 3m long rests against a wall with one end a short distance from its base. Between the wall and the base of a ladder is a garden storage box 1m tall and 1m high. What is the maximum distance. . . .
10 intriguing starters related to the mechanics of sport.