Zusammenfassung der Ressource
Frage 1
Frage
The source of cotton fibre is:
Antworten
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animal
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vegetable
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synthetic polymer
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natural polymer
Frage 2
Frage
Which one of the following is not a renewable source of energy?
Antworten
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Wind
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Solar
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Biomass
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Petroleum
Frage 3
Frage
Which one of the following is extremely brittle and can be easily cracked?
Frage 4
Frage
Which one of the following is classified as a composite material?
Frage 5
Frage
A relatively inexpensive and easy to fold board is needed to package frozen foods.
The most suitable type of board would be:
Antworten
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solid white board
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corrugated board
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folding boxboard
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foil-lined board
Frage 6
Frage
Thermochromic liquid crystals react to changes in temperature.
What type of materials are they?
Antworten
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Polymorph
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Composite
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Smart
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Polymers
Frage 7
Frage
Which of the following metals is attracted to a magnet?
Antworten
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aluminium
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brass
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copper
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mild steel
Frage 8
Frage
Which one of the following is a Biofuel?
Frage 9
Frage
Brass is rarely used for electronic product cases because:
Antworten
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it rusts
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it absorbs moisture
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it conducts electricity
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it cracks easily
Frage 10
Frage
What type of board is shown below?
Antworten
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Folding boxboard
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Carton board
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Corrugated board
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Solid white board