In this episode we look at a group of forces–magnetic, electric and gravitational–which are different in kind from the pushes...

Physics Narrative 5-11 11-14

You can demonstrate the effect of an electric force by first rubbing a pair of party balloons on your jumper, then separating...

Physics Narrative 5-11 11-14

Your teaching is likely to concentrate on frictional forces, gravity, and magnetic forces. But you'd not want to confuse these...

Physics Narrative 5-11 11-14

There are three kinds of contact forces that can support an object.

Physics Narrative 5-11

The main types of forces that you will meet can be divided into contact and non-contact forces.

Physics Narrative 5-11 11-14