Changing Materials
Quiz by Education Quizzes KS2
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10 questions
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- Q1What is a reversible change?A material changes its feel or appearance, but it is still the same materialA material changes permanently into a new materialA material stops existingA material changes into a new material, but it can be changed back30s
- Q2What is an irreversible change?A material changes its feel or appearance, but it is still the same materialA material stops existingA material changes permanently into a new materialA material changes into a new material, but it can be changed back30s
- Q3Which of the following is <b>not</b> an example of a reversible change?Sugar is dissolved in hot waterAn egg is fried in a hot panA puddle turns to ice on a very cold winter's dayA bar of chocolate has been left in the sunshine and has melted30s
- Q4Which of the following is <b>not</b> an example of an irreversible change?A fruit smoothie has been frozen to make lolliesA log of wood has been burned on the fireA bicycle left out in the rain begins to rustA mixture of flour, water and yeast has been baked into bread30s
- Q5Burning will produce what sort of change?An irreversible changeA reversible changeNeither a reversible or irreversible changeEither a reversible or an irreversible change30s
- Q6Heating will produce what sort of change?An irreversible changeEither a reversible or irreversible changeA reversible changeNeither a reversible or irreversible change30s
- Q7Which of the following is an example of a reversible change?Evaporation and condensationCondensation but not evaporationEvaporation but not condensationCombustion30s
- Q8If you were burning a candle, which of the following would be a reversible change?The solid candle wax meltsThe liquid wax in the wick burnsAll of the aboveThe flame produces smoke30s
- Q9Which of these mixtures is <B>not</B> an irreversible change?Plaster of Paris mixed with waterMixing salt and waterBicarbonate of soda mixed with vinegarPVA glue mixed with Borax30s
- Q10Which of the following is a sign of an irreversible change taking place?All of the aboveA change in colourA sudden change in temperatureVigorous bubbling30s