This is a set of three linked activities designed to show how radioactive decay can be modelled. In each case you can discuss...

Classroom Activity 14-16

It is quite common to see statements along the lines of alpha particles are more ionising than beta , but this is not actually...

Teaching Guidance 14-16

Alpha particle tracks from a small source. Note that there are two lots of alpha particles, one with a shorter range than the...

Teaching Guidance 14-16

An alpha particle is not readily deflected by a magnetic field. For this cloud chamber photograph a field of more than 4 Tesla...

Teaching Guidance 14-16