Assessment
Sample 2: Genuine marked & moderated IA
This is a genuine IA report on factors affecting the activation energy of nucleophilic substitution reactions. It was written for the 2023 programme and submitted for examination in May 2025. A clean...
Assessment
Sample 1: Genuine marked & moderated IA
This is a genuine IA report on factors affecting the rate of decomposition of hydrogen peroxide. It was written for the 2023 programme and submitted for examination in May 2025. A clean copy of the report...
Assessment
Genuine examples of marked & moderated IA reports
This section contains genuine IA reports using the current criteria and examined for the May 2025 examination session. A clean copy of each report is provided for you to look through and, if you wish,...
Assessment
Check list for your IA report
You should go through this checklist carefully to ensure that your IA report contains all the required elements before you hand your final version in. This check list is available for you to view or,...
Assessment
Conclusion
This assessment criterion covers the extent to which you successfully answer your research question with regard to your analysis and the accepted scientific context. To score the maximum of six marks...
Assessment
Evaluation
This criterion addresses the extent to which the report provides evidence of evaluation of the methodology used for the investigation. It considers the weaknesses and limitations of the methodology set...
Assessment
Choosing the research question
This page gives advice on how to come up with a suitable area to research for your scientific investigation (IA). The key to your Scientific Investigation is the research question. Without a good research...
Activities
Using sensors & data logging
The use of data loggers, including their advantages and disadvantages, and the different types of sensors that can be linked to them are covered in the page. A data logger is essentially a piece of equipment...
Activities
Managing variables
This page covers what is meant by a variable and considers the different types of variables. It looks at the different ways they can be measured and distinguishes between precision and accuracy and correlation...
Activities
Graphing techniques
This page covers the drawing and interpretation of graphs. It distinguishes between sketch graphs and quantitative graphs and includes extrapolation and interpolation and the application of the coefficient...