4731395
Question 1
Question
What is a "Smart" material?
Answer
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A material made up of two or more materials that are combined by bonding.
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A material made up of several layers laminated together.
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A material that has been developed through the invention of new or improved technologies.
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A material that can respond to differences in temperature or light and change in some way as a result.
Question 2
Question
Hardness is defined as:
Answer
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the ability of a material to be deformed by compression without cracking or tearing.
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the ability of a material to withstand abrasive wear and indentation
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the ability of a material to withstand sudden shock loading without fracture
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the ability of a material to return to it's original shape after a deforming force has been removed
Question 3
Question
Which one of the following is a composite?
Answer
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Zinc
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Acrylic
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Carbon Fibre
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Reactive glass
Question 4
Question
Which one of the following is a type of renewable energy?
Answer
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Solar
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Oil
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Gas
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Coal
Question 5
Question
Which one of the following materials is a composite?
Answer
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Tin
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Steel
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Aluminium
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Medium density fibreboard (MDF)
Question 6
Question
Which one of the following materials will rust if left outside in the rain?
Answer
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Steel
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Aluminium
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Copper
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Tin
Question 7
Question
Which one of the following is a form of renewable energy?
Answer
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Biomass
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Oil
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Gas
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Coal
Question 8
Question
A material which can be drawn into a long thin wire is said to have what property?
Answer
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Hardness
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Elasticity
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Ductility
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Toughness
Question 9
Question
Which one of the following materials needs to have a surface finish applied if it is to be used outside?
Answer
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Acrylic
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Copper
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Aluminium
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Oak
Question 10
Question
Aluminium is used for drinks cans because:
Answer
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it resists corrosion
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it biodegrades
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it is a ferrous metal
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it can be resealed
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