1) Which of these are NOT units of distance? a) cm b) mm c) m d) km e) g 2) Which unit would be appropriate for measuring the length of a corridor? a) km b) m c) cm d) mm 3) How many mm are there in a metre? a) 100 b) 1000 c) 10000 d) 100,000 e) 10 4) Which button should you press at the start of using a mass balance? a) the tear button b) the there button c) tears for fears button d) Cadbury's button e) button moon f) the tare button 5) What are the correct units of temperature? a) ºC b) Kg c) Pa d) º B e) ºG f) Degrees 6) Pure water melts at which temperature? a) 100ºC b) 5ºC c) 32º C d) 0ºC e) 360º f) -273ºC 7) True or false water boils at 100º F a) True b) False 8) Liquid in thermometers is either.......  a) ethanol or alcohol b) ethanol or water c) water or mercury d) silver or mercury e) ethanol or mercury f) acetone or ethanol 9) Ethanol is normally what colour in thermometers? a) blue b) red c) green d) silver 10) Absolute zero is which of the following....... a) the temperature at which everything is a gas b) the temperature at which particles have no energy c) -273.1ºC d) -100ºC e) the temperature of hydrogen when it is a solid 11) When measuring volume your eye must be in line with which of these? a) the bench b) the meniscus c) the top of the measuring cylinder d) the proboscis e) the solvent bottle f) the manifest 12) You can find the volume of an irregular solid by a) displacement of air b) chemical reaction with metal c) replacement of water d) displacement of water e) measuring the sides with a ruler f) dropping it into an empty measuring cylinder 13) Which has the bigger mass? a) 1 kg of lead b) 1kg of feathers c) 1kg of gold d) none of the other answers e) 1 kg of wine f) 1kg of chocolate 14) Density is defined as which of the following a) how much material is packed into a certain area b) how much material is packed into 1cm c) how much material is packed into a gram d) how much material is packed into a volume 15) The formula for density is a) d= m/v b) d=v/m c) v=dm 16) What is the density of water? a) 1 g/cm3 b) 100 g/cm3 c) 1 kg/cm3 d) 1000 g 17) What happens to an object placed in water if its density is less than that of water a) floats b) sinks

FFynone House Y7 - Introduction to science 2- measuring

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