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Exoplanets

This animated clip explains how planets outside our solar system are difficult to see because they get lost in the glare of the star they orbit. The clip briefly mentions Doppler shift, dimming through transit as detection techniques that enable us to infer what the planet is made of, and explains what the...

Planning Higher Studies in Business? Consider These 4 Popular Degree Programs!

Business studies deal with major aspects of business operations and their application in a professional setting. This subject is relevant for students who seek higher education in the field of major areas of business. It primarily focuses on economics and management aspects of running a business that includes...

Zoom in on your genome

This video shows the various levels of DNA packaging and the four basic building blocks of DNA. it allows you to take a journey into the body to see where the genome is found and how DNA is packaged in the nucleus of the cell. The journey starts outside the body and takes you into the liver and a liver cell. You...

Automated machines at Brompton

This film looks at why automated machines, such as a CNC machine, are used in the production of Brompton bicycles. The need for space has resulted in the manufacture of some parts being sub-contracted, which can create quality control issues.

Aluminium

A Catalyst article about aluminium, a shiny silvery metal, which is extracted from its ore by electrolysis. Further addition of other metallic elements results in an alloy, which can be cast into various shapes using moulds. The article looks at the processes of extraction, casting, patterns, moulds and finishing...

What is 3D printing?

This video provides a great overview to 3D printing, looking first at different ways of manufacture, before explaining the 3D printing process. The video is presented by the Head of the Institute for Manufacturing, Professor Tim Minshall, and would well as an introduction to 3D printing or as a revision video...

3D Scanning

This video from Boxford demonstrates 3D scanning and reverse engineering of products using a 3D scanning machine. The 3D scanning machine is shown followed by the object, an ornamental cat, which is to be reverse engineered. Full 360 degree laser scanning of the ornament is performed. The scanned object is then...

Lean manufacturing

This film looks at how Brompton Bicycle introduced a system of lean manufacturing to manage production. This enables them to eliminate the waste by looking at every aspect of the design from the customer’s point of view and also reducing lead times. The film also explores the...

Astronauts Leaping on the Moon

This footage, from Footagevault, documents the locomotion of humans on the moon under reduced gravity conditions. It can be used with Key Stage Three and Four students to start discussions about forces. This clip shows Apollo 17 astronaut Gene Cernan leaping towards the camera with great big kangaroo hops.

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Oil Refining

This Catalyst article looks at oil production in Trinidad and Tobago. The oil refining process and method are explained. The article also investigates the resulting human impact on the environment.

This article is from Catalyst: GCSE Science Review 2003, Volume 13, Issue 4.

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