1) During World War 2 (1939-45), scientists used dandelions to make: a) cardboard b) paper c) plastic d) rubber 2) The first bicycles had wheels made of a) wood with iron tyres b) iron with rubber tyres c) iron with wooden tyres 3) Which one of these materials did the Ancient Romans not have? a) ceramic b) glass c) concrete  d) paper 4) Is this sentence true or false?  - "All types of wood float in water."  a) True b) False 5) Is this sentence true or false? -  "No type of stone floats in water."  a) True b) False 6) The earliest use of nylon was in a) women's clothing b) toothbrushes c) parachutes d) guitar strings 7) Which of these metals is the hardiest? a) aluminium b) copper c) gold d) iron e) steel 8) Which of these metals is the heaviest? a) aluminium b) copper c) gold d) iron e) steel

Materials quiz

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