In these activities, pupils are introduced to the idea of controlled or uncontrolled re-entry for satellites. They are challenged to devise a way of reducing space debris by designing alterations to satellites so that they bring themselves back to Earth. In the first activity, the students pretend to be satellites...

Rockets are used to launch satellites, probes and even astronauts into space. A rocket launch is extremely impressive. Thousands of kilograms are burned in just a few minutes in order to provide the force that the rocket needs in order to overcome the gravity of the Earth. Rockets provide an exciting context to...