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Recycling Plastics *suitable for home teaching*

This film, from Twig World, looks at the differences between thermosetting, thermo softening and partially biodegradable plastics, and how they can be recycled.

The key points made in the film are:

A lot of plastic is thrown away and most is non-biodegradable Plastic can be recycled using mechanical...

Plankton and Global Warming *suitable for home teaching*

This Cape Farewell video clip features a discussion about the three important carbon cycles at work in the oceans and their place in global warming.

In Activity I - Carbon cycle, students use the video to build up...

Useful Microbes for Secondary Science

Produced by the Health Protection Agency, this e-Bug resource contains teacher guidance, stimulus materials and student activity suggestions. It looks at useful microbes by examining the various ways and means we can utilise them for our benefit. Through a yoghurt-making activity, students observe at first hand...

Fractional Distillation *suitable for home teaching*

This film, from Twig World, looks at how the industrial process of fractional distillation transforms crude oil into a variety of products, from plane fuel to road surfacing. The key points made in the film are:

Extraction of crude oil from Fractional Distillation gives us many useful products. First it is...

Mass Spectroscopy *suitable for home teaching*

This resource looks at how cutting edge science is being used to answer archaeological questions, as well as solving present day problems, such as the identification of meat in processed foods. Analysis of mitochondrial DNA was performed, at the University of York, on samples from skeletal remains unearthed by the...

Secondary: Introduction to Microbes

Produced by the Health Protection Agency, this e-Bug resource contains teacher guidance, stimulus materials and student activity suggestions. These materials help students become familiar with the various types and shapes of microbes through an interactive learning card game. An accompanying extension activity...

Esters and Perfumes *suitable for home teaching*

This film, from Twig World, looks at esters which occur in nature and have been harnessed by the perfume industry. It explores what esters are and how they are made and used.

The key points in the film are:

•Esters give many fruits their scents, including bananas, lavender and pineapples.

•...

Photosynthesis *suitable for home teaching*

This film, from Twig World, journeys into the chloroplast to show how plants convert sunlight into usable chemical energy through the process of photosynthesis. The key points covered in the film are: •Leaves are small solar-powered food factories. •Through a process called photosynthesis they make their own food...

Plant Transport *suitable for home teaching*

This film, from Twig World, explores how plants transport resources via the xylem and phloem. The key points made in the the film are: •Transpiration is the evaporation of water from leaves into the atmosphere. •It causes water to be sucked up from roots to the leaves. •Water enters the roots from the soil by...

What is a Volcano?

This film, from Twig World, looks at the cycle of lava as a destructive and constructive force, building the structure of volcanoes and powering their devastating impact. The key points made in the film are: •Volcanoes are landforms that occur along plate boundaries. •Volcanoes consist of a magma chamber, main...

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