1) What does the word 'soluble' mean? a) A material whice doesn't disolve in water b) A mixture combining a dissolved soluble in a liquid c) A material which dissolves in water d) An object that allows electricity to pass through it 2) What does a solution consist of? a) A solvent and a solute b) A substance and rice 3) Is evaporation a reversible change? a) Yes b) No 4) When a liquid cannot dissolve anymore, it is filtered. a) True b) False 5) Which one of these choices are irreversible changes? a) Evaporating, Burning and Cooking b) Cooking, Burning and Mixing c) Freezing, Cooking and Mixing d) Melting, Cooking and Burning 6) Which one of these options is a conductor? a) A wool hat b) Sand grains c) A piece of string d) A paper clip 7) Which of these things are soluble? (Select 2) a) Sugar b) Sand c) Pepper d) Salt 8) Coca cola reached its saturation point before water because..... a) The sugar evaporated faster b) It already contains sugar in it 9) What is evaporation? a) When a liquid becomes a gas due to heating up b) When a liquid turns into a solid c) When a solid turns into a liquid 10) Is the following true of false?: Oil is soluble a) True b) False

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