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What does CAD stand for?
Computer Aided Design
What does CAM stand for?
Computer Aided Manufacturing
What is the difference between a finite resource and a non-finite resource?
Finite = resources that will eventually run out. Non-finite = resources that can be replaced
Give one negative impact that making new products can have on the environment
making new products can release lots of emissions that pollute the air/contribute to global warming
Which of these is not one of the 6 R's? a.refuse b.reuse c.reduce d.renew
D - renew
A manafacturer in the UK agrees to pay its suppliers in Ghana a fair price for their products. What is this an example of?
Fair Trade
Name 3 non-renewable energy sources
Coal, oil, gas, nuclear power
True or false? Alkaline batteries can usually be recharged
False
Describe what is meant by 'elasticity'
Elasticity is a materials ability to return to it's original shape after being stretched or bent
True or false? Toughness is a materials ability to be drawn into wire
False - toughness is how hard a material is to break or snap
Suggest one reason that steel is used in the construction of building frames
Strong
True or false? Board has a higher GSM value than paper
True - GSM represents the weight of paper (grams per square meter)
True or False? Hardwoods are usually more expensive that softwoods
True
What is a ferrous metal?
Any metal that contains IRON (Fe)
Why are protective coatings often added to ferrous metals?
to protect them from water which could cause rust in ferrous metals
Which of these is not a natural fibre? Cotton, elastane, wool, silk
Elastane
