GCSE D&T Unit 2 - Critical Evaluation of Technologies

An evaluation enables a designer to consider what worked well and what could be improved with an idea/product, true or false?

• true
• false

When you ask someone to provide a critical evaluation you are asking them to?

• Only say the good points about the idea/product.
• Give an opinion and identify ways to improve an idea/product.
• Just say the negative aspects of an idea/product.

Budget constraints can affect the overall cost of a product, which product would most likely cost the most money?

• A product that just uses one readily available material.
• A disposable product made with low quality materials.
• A product using cutting edge materials and technologies.

What is meant by the term lead time?

• How long you have to wait for a certain process.
• The process of selling a product.
• How a product is disposed of.

Sourcing a new material, rather than a material that already exists will be longer or quicker?

• Longer
• Quicker

What type of printing technology uses a zero stock principle?

• Lithography
• Stockpile Printing
• Print-on-demand

Which of these is an example of a new technology which is becoming more popular when manufacturing products?

• 3D Printing
• Soldering
• Routing

Which product would require the most thorough (longest) period of testing before being made available?

• A chair
• A children's toy
• Medicine

What is the name of the plasticiser developed in the late 1950s which was widely used in bottles and has been proven to be harmful to health?

• PET
• BPA
• HDPE

What harmful material used to be commonly added to paint to improve drying times, durability and protection?

• Lead
• Bleach
• Zinc