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In this unit students are taught how to work safely in the laboratory. The expectations for Grade 8 Science students are explained in terms of performance and necessary equipment.

Learning targets

  • Understands how a washing detergent works
  • Understands the difference between a biological and non-biological detergent
  • Can describe the advantages/disadvantages of different types of washing detergent
  • Can explain the function of enzymes, perfumes and optical brighteners
  • Gains experience of designing and carrying out an investigation to find the ‘best’ washing detergent
  • Can describe the factors affecting the cost of detergents

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Kanagawa (Greater Tokyo)
JAPAN 231-8654
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