Viscosity of Oils Practical

€1.74

Content descriptors -

Year 7

  • the particle and kinetic theories of matter can be used to describe the arrangement and motion of particles in a substance, including the attraction between particles, and to explain the properties and behaviour of substances, including melting point, boiling point, density, compressibility, gas pressure, viscosity, diffusion, sublimation, and expansion and contraction (VC2S8U05). 
  • use particle theory to describe the arrangement of particles in a substance, including the motion of and attraction between particles, and relate this to the properties of the substance (AC9S7U05).
  • investigable questions, reasoned predictions and hypotheses can be developed in guiding investigations to identify patterns, test relationships and analyse and evaluate scientific models (VC2S8I01).
  • reproducible investigations to answer questions and test hypotheses can be planned and conducted, including identifying independent, dependent and controlled variables where applicable, stating assumptions, recognising and managing risks, considering ethical issues and following protocols when accessing cultural sites and artefacts on Country and Place (VC2S8I02).
  • equipment can be selected and used to generate and record data with attention to precision, using digital tools as appropriate (VC2S8I03).
  • data and information can be organised and processed by selecting and constructing representations including tables, graphs, keys, models and mathematical relationships (VC2S8I04).
  • information and processed data can be analysed to show patterns, trends and relationships, and to identify anomalies (VC2S8I05).
  • analyse methods, conclusions and claims for assumptions, possible sources of error, conflicting evidence and unanswered questions (AC9S8I06).
  • scientific methods, conclusions and claims can be analysed to identify assumptions, possible sources of error, conflicting evidence and unanswered questions (VC2S8I06).
  • select and construct appropriate representations, including tables, graphs, models and mathematical relationships, to organise and process data and information (AC9S8I04).
  • analyse data and information to describe patterns, trends and relationships and identify anomalies (AC9S8I05).
  • plan and conduct reproducible investigations to answer questions and test hypotheses, including identifying variables and assumptions and, as appropriate, recognising and managing risks, considering ethical issues and recognising key considerations regarding heritage sites and artefacts on Country/Place (AC9S8I02).
  • develop investigable questions, reasoned predictions and hypotheses to explore scientific models, identify patterns and test relationships (AC9S7I01)
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More details

Students test the viscosity of oils and complete a practical report for the investigation. Students must construct a hypothesis in the form of 'If.... then...because', as well as identify the different variables (i.e. controlled, independent and dependent), record and interpret data, identify causes of error, make suggestions for improvement and draw a conclusion based on the collected data.