The student has identified a focused and detailed topic of investigation and has described a relevant and fully focused research question. The methodology of the investigation is clear, easy to follow and focused on addressing the research question. The student has also included steps to assure the relevance and reliability of the collected data and shows full awareness of safety hazards that can arise during the procedure. However, the explanation of physics is incomplete and the student has not shown full awareness of ethical and environmental issues that are relevant to the procedure.