This video introduces the process of regelation.  This is when ice melts as pressure is applied to it and then re-freezes when the pressure is removed. An experiment is conducted using two lengths of wire attached to two 1.5kg masses. One wire is made from copper and the other is fishing wire.  Students are asked...

This video demonstrates how the pressure exerted by the atmosphere (10,000kg on an average person) can implode a large drum when the air inside the drum is removed (Heat water to vaporise and remove all air. Condense the vapour by cooling the drum). 

Notes

The scientists states that...

In this film the managing director of Brompton Bicycle explains the advantages and disadvantages of exports and why they need to import about 40% of the parts from abroad. He describes the different tiers of suppliers and how this can have...

This Teachers TV programme follows resistant materials specialist Sharon Giraud, from Nower Hill High School in Harrow, as she teaches two lessons, three weeks apart, as part of a nine-week module on jewellery design. The new Key Stage Three Strategy at the time of filming placed a greater emphasis on design....

In this video from Teachers TV, a newly qualified design and technology teacher has been given responsibility for planning and delivering a new vocational GCSE in manufacturing, but today's Year Ten...

Act 1

A video shows a dollar being placed on a photocopier...

A magical demonstration where it appears that pouring a jug of water into different glasses produces a range of different drinks.  It is a great way to introduce a lesson on pH indicators at Key Stage Three and will hold students spellbound. Chemistry teacher Paul Grooby shows a starter demonstration, adding...

This video clip demonstrates an investigation into the absorption of infrared radiation by different surfaces. This is a required practical for students to understand and be able to carry out for GCSE Combined Science and Physics.