International GCSE (Modular) Core Practical Guide (copyright 2024)

Publisher: Pearson Education Ltd.

Online text: qualifications.pearson.com/content/dam/pdf/International%20GCSE/Science%20%28Double%20Award%29/2024/teaching-and-learning-materials/core-practical-guide-modular-biology-chemistry-physics.pdf

Issue 1. Copyright 2024; the cover identifies first teaching September 2024. These are not asserted as a publication date.

Cited passages: International GCSE (Modular) Core Practical Guide, Issue 1, Physics core practicals 8–9, printed pp. 171–172 and 178–179: slit source, internal angle convention, pencil crosses, side-edge avoidance and sine-plot axes.