1) In a salt solution, the salt is the ... a) solvent b) solute c) solution 2) The process of a liquid turning into a gas is ... a) freezing b) condensing c) boiling d) melting 3) Which of the following is not a stage of the water cycle? a) evaporation, b) boiling c) accumulation d) precipitation e) condensation f) transpiration 4) How could you separate sand and water? a) sieving b) with a magnet c) filtration d) with tweezers 5) In a chemical change ... a) a new substance is made b) no new substance is made 6) Physical changes are ... a) easy to reverse b) difficult to reverse 7) An example of a physical change is ... a) a firework exploding b) a nail rusting c) chocolate melting d) vinegar and bicarbonate of soda reacting 8) Salt dissolves faster at a higher temperature - true or false? a) true b) false 9) Which substance is more soluble in water? a) salt b) sugar 10) The process of a gas turning into a liquid is ... a) freezing b) condensing c) boiling d) melting

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