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Emitting infrared radiation

Quiz by Oak National Academy: GCSE Combined Science AQA Higher

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6 questions
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  • Q1
    A pupil has test tubes of hot water covered in different colours of paper. He investigates whether colour affects the rate of infrared emission. Match each variable with its type in this experiment.
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    30s
  • Q2
    A pupil has beakers of hot water covered in different colour paper to investigate how colour affects temperature drop caused by infrared energy transfer. Match the parts of her method with the reason.
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    30s
  • Q3
    An infrared thermometer may show different temperature readings for two objects that are at the same temperature. Which of the following is a possible explanation?
    The objects are also losing heat by conduction.
    One object is shiny and the other is dull.
    One object is heavier than the other.
    30s
  • Q4
    Match the following types of surface to the description of how well it absorbs infrared radiation.
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    30s
  • Q5
    Which of the following statements about the absorption and emission of infrared (IR) radiation are correct?
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    30s
  • Q6
    A metal rod is heated until it glows red. Which of the following statements describes what happens if the rod gets hotter?
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    30s

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