Assessments and practicalsPractical work and internal assessment
SL and HL students are required to complete at least 40hrs and 60hrs of practical work, respectively. This must include the prescribed practicals, 10hrs for the Group 4 project, and 10 hours for the internal assessment. There are 7 prescribed practicals in the syllabus that will be assessed in the final examination. They may be completed as a laboratory investigation or as a simulation. They are listed as:
The internal assessment is worth 20% of the final assessment. It is made up of one independent scientific investigation. The investigation should focus on a topic studied in the syllabus. The work is first internally assessed by the teacher and then externally moderated by the IB. The investigation will be assessed according to the following criteria to a total of 24 marks:
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