Archivo de la categoría: Materials

Materials


This a video about materials and their properties.

After watching this video from BBC GCSE Bitesize web page, you have to answer these questions:
1. Ferrous metals are metals that contain ………………….

2. Stainless steel is a ferrous metal ……………….

3. Stainless steel is made from iron, …………….. and ……………….. which makes it shiny and ………………………….

3. Aluminium is ………….. , corrosion resistant and good at conducting ………………..

4. Copper is another non-ferrous metal, it is ……………. and also corrosion resistant.

5. Composite are made by combining diferent ………………. to create new, ……………… materials.

6. Fibreglass is a composite. It is made from glass fibre which is a …………………….. material, and epoxi resin which is ………………. agent.

7. Ceramics are made by combining …………………………… sand and feldspar and ………………. the mixture at incredibly high temperatures. The result is a …………….. and smooth material.

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Fabrication of plastics


We are going to visit these links in order to study the manufacturing of plastics.

http://www.petervaldivia.com/technology/plastics/fabrication-of-plastic.php

http://www.tecno-lim.es/files/seccionterc/flash4.swf