Work Sample : Ali

Activity : Designing and investigating a method by which everyday materials can be used to filter dirty water

    Designing and investigating a method by which everyday materials can be used to filter dirty water - Ali : Grade Commentary

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Ali has demonstrated a sound understanding of how to plan and conduct an investigation. An adequate procedure has been provided and the observations have been clearly recorded. The effectiveness of each filter material has been accurately ranked but there is no explanation of why some filter materials worked better than others. This work sample demonstrates characteristics of work typically produced by a student performing at grade C standard at the end of Stage 3.

Grade C

The student has a sound knowledge and understanding of the main areas of content and has achieved an adequate level of competence in the processes and skills.

Full list of grade descriptions

Foundation Statement strands

The following strands are covered in this activity:

  • Investigating Scientifically
    Students independently develop questions for scientific investigation, conduct scientific investigations based on fair testing and collect, record and analyse the resulting data. They identify trends in data, evaluate findings and prepare possible explanations. Students use, select and evaluate equipment, computer-based technology and other resources to meet the requirements and constraints of investigations.
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