Archivo de la categoría: Materials

Crossword about plastics and textiles


This is a crossword about plastics and textiles. Try to solve it before checking the key.

 

 

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Crossword about wood and its derivates


This is a crossword about wood and its derivates. Try to solve it before checking the key.

 

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Paper making


We are going to watch this video about paper making by Miles Rose.

After watching this video, you have to answer the following questions:

1. How many trees do you save recycling 1 ton of paper?

2. Which is the first step in the process of paper making?

3. How do we cut the wood in this process?

4. Can you explain what we do after getting a paste?

5. Can we make paper working with another process?

 

Presentation about plastics


This activity consists of doing a presentation about plastics. We are going to use LibreOffice Impress, a free and open-source software.

Your presentation should contain the following information:

  • An initial slide showing the title “Plastics” and a subtitle explaining the definition of a plastic.
  • A slide dedicated to the properties of plastics.
  • Three slides focused on each type of plastic: thermoplastics, thermosetting plastics and elastomers. All of the slides should include text about the properties of this each kind of plastic, and images related to these materials.
  • Slides referring to industrial plastics. Each of these slides should include:
    • Properties of this type of plastic.
    • Its uses.
    • Images of objects made of this material.
  • Finally,  set the slide transitions taking into account that you should be able to easily read the information.

It is up to you to customize the animation of the slides by adding different effects.

You have to send your presentation to josemanuel.panadero@iesmaimonides.com

Remember to attach your file and write your name and surname.

Resources:

Plastics. Petervaldivia.com.

Materials. Tecnovicar3.com

Technological materials. Bilingual Technology.

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.