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Chemistry is an intriguing subject that explains materials and processes essential for everyday life. Study of this course supports many future learning directions and helps to develop students’ ability to solve real world problems.
Kathy Barbeler, Gosford High School, Head of Science and HSC marker
Head of Science, teacher Kathy Barbeler.Credit: Hedy Xie
Top dos and don’ts for chemistry
- Understand key terms: validity, reliability and accuracy, and how to apply them to your investigations and procedures.
- Follow scientific conventions when drawing tables, graphs and diagrams. Provide titles, labelled axes with units, clear data points and smooth lines of best fit where appropriate. Practise drawing these ahead of the exam.
- Don’t omit showing all steps in your calculations. In calculations, remember to do a final sense check of your answers (e.g. make sure you have converted to litres for volumes).
- Don’t forget to use scientific theory to explain results from experiments.
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