462982
Descrição
Quiz por James McConnell, atualizado more than 1 year ago
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Criado por James McConnell
quase 11 anos atrás
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Questão 1
Questão
Which of the following are synthetic materials?
Responda
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Wool
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Paper
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Polystyrene
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Nylon
Questão 2
Questão
Which of the following leaves the Crude Oil Fractional Distillation process as a gas?
Responda
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Kerosene
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Bitumen
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Petrol
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LPG
Questão 3
Questão
Which of the following products of Crude Oil Fractional Distillation has the highest boiling point?
Responda
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Kerosene
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Bitumen
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Diesel
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LPG
Questão 4
Questão
What is the link between molecule size and boiling point?
Responda
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The larger the molecule, the higher the boiling point
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The larger the molecule, the lower the boiling point
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The boiling points of different molecules are always the same
Questão 5
Questão
What might a new material be tested for to find an effective use for it?
Responda
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Boiling point
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Strength
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Flexibility
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Density
Questão 6
Questão
_____ is an important process in which small molecules called monomers are joined together to make very long molecules.
Responda
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Polymerisation
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Fractional Distillation
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Intermolecular Force
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Nanotechnology
Questão 7
Questão
What is the effect of plasticisers on the forces between molecules?
Responda
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Weakens force
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Strengthens force
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Force stays the same
Questão 8
Questão
What is the effect of vulcanisation on the forces between molecules?
Responda
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Weakens force
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Strengthens force
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Force stays the same
Questão 9
Questão
What scale is nanotechnology done to?
Responda
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1 - 100 nanometres
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1 - 1000 nanometres
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1 - 100 millimetres
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10 - 100 nanometres
Questão 10
Questão
What issues have been raised about the use of nanotechnology?
Responda
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It may have health risks
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It gives an unfair advantage in sport
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It makes sea-spray dangerous
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It creates toxic gas particulates
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