Harris Academies
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Design Technology

Deadline: Fri 27th Oct

Homework task:

Materials research and revision.

Wood.

Complete all of the investigative questions given out in class in full sentences.

  1. Which type of hardwood would be suitable to make tough kitchen surface tops from? The surface would have to withstand shocks and wear.
  2. If mahogany proves too expensive to use what would be an ideal substitute?
  3. Give two examples of suitable hardwoods that may be used to make quality garden furniture?
  4.  A manufacturer of intends to create wooden sailing boats. Suggest a suitable hardwood?
  5. Explain why European oak is not normally joined together with iron and steel fittings?
  6. Name one property of Teak which makes it difficult but not impossible to use?
  7. Why is Western Red Cedar a suitable material to use in the construction of children's playgrounds?
  8. Name a softwood that is water resistant?
  9. Explain what happens to Afrormosia if is placed in contact with iron in damp conditions?
  10. Name a hardwood which is both elastic and strong. This type of hardwood is also durable and does not split easily?

A successful homework task will…

  • Be neatly presented in the blue IL booklets.
  • Be written in full sentences with a justification given for EVERY response.
  • Where extra research has had to be used in order to answer the questions this should be identified my noting the name of the research undertaken.

Deadline: Fri 11th Nov

Homework task:

Materials research and revision.

Polymers.

Complete all of the investigative questions given out in class in full sentences.

1. Which type of plastic would be suitable to manufacture washing up liquid bottles from?
2. Give two reasons as to why acrylic is used to make external signs?
3. Name a suitable plastic used to transport medical supplies on board ships?
4. A manufacturer intends to sell mechanical miniature children's cars. It has decided to make part of the gearing system from plastics. Which tough plastic with a good bearing surface would you recommend?
5. Give two reasons as to why guttering and drainpipes are made from Rigid PVC?
6. Name one property of acrylic that may prove to be a disadvantage?
7. The handles of mild steel screwdrivers made in the school workshop need to be protected through the process of dip coating. Which plastic could be used? The same plastic is used to insulate electrical wires.
8. Name a suitable plastic used in the boat industry to make small rowing boats?
9. Which transparent plastic is used to make the windows of garden sheds? Explain why you think it is preferred to glass?
10. Gear systems need to be self lubricating, resistant to oil and have good fatigue resistance. Name a suitable plastic?

A successful homework task will…

  • Be neatly presented in the blue IL booklets.
  • Be written in full sentences with a justification given for EVERY response.
  • Where extra research has had to be used in order to answer the questions this should be identified my noting the name of the research undertaken.

 

Deadline: Thurs 24th Nov

Homework task:

Exam questions-Practice.

Complete the 5 AS Level exam questions set by Miss Aldrich in full.

A successful homework task will…

  • Be neatly presented in the blue IL booklets.
  • Be written in full sentences with a justification given for EVERY response.
  • Use as much technical language as you can to show-off your theoretical knowledge of Resistant Materials up to now.