Edexcel IAL · Physics · WPH12 · Waves and Particle Nature of Light
Topic Questions: 35 be able to describe longitudinal waves in terms of pressure variation and the displacement of molecules — WPH12 Waves and Particle Nature of Light
10 WPH12 Waves and Particle Nature of Light topic questions are tagged to this syllabus point across 9 papers (2019–2026). Only the parts whose knowledge graph matches this syllabus statement are counted, and the table shows which parts of each question are involved.
Core finding
This Waves and Particle Nature of Light syllabus point appears in 9 WPH12 papers across 2019–2026, contributing 10 topic questions and 15 marks. The most recent appearance is WPH12/01 January 2026. That equals 2.1% of the 468 topic questions and 1.3% of the 1,138 marks tagged to Waves and Particle Nature of Light. Only parts tagged to this subtopic are counted, so a four-part question can contribute one item and one part's marks. The table lists every matching question, its tagged parts and marks, with a link back to the paper page. Sessions are newest first, so the statement can be traced back through the full paper history.
Topic questions by session
Newest sessions first. Parts and marks count only the parts tagged to this subtopic; “x of y parts” shows how much of the question is tagged elsewhere. Select the paper cell to open the matching question on the paper page, or use Go to Practice Hub to answer that exact question in the Interactive Practice Hub.
| Paper | Question | Type | Parts | Marks | Difficulty | Practice |
|---|---|---|---|---|---|---|
| WPH12/01January 2026 · Edexcel IAL | Q10 Longitudinal Waves Properties - Edexcel IAL Physics Jan 2026 Q10 |
MCQ | MCQ · 1 part | 1 | Medium | Go to Practice Hub |
| WPH12/02October 2025 · Edexcel IAL | Q4 Sound Wave Displacement and Rarefaction - Edexcel IAL Physics Oct 2025 Q4 |
MCQ | MCQ · 1 part | 1 | Medium | Go to Practice Hub |
| WPH12/01January 2023 · Edexcel IAL | Q8 Longitudinal Waves - Edexcel IAL Physics Jan 2023 Q8 |
MCQ | MCQ · 1 part | 1 | Easy | Go to Practice Hub |
| WPH12/01October 2022 · Edexcel IAL | Q4 Longitudinal Waves and Molecular Displacement - Edexcel IAL Physics Oct 2022 Q4 |
MCQ | MCQ · 1 part | 1 | Medium | Go to Practice Hub |
| WPH12/01June 2022 · Edexcel IAL | Q14 Earthquake Waves: Wave Speed, Coherence and Interference - Edexcel IAL Physics June 2022 Q14 |
FRQ | 1 of 4 parts ((a)(i)) | 4 of 11 on the paper |
Easy | Go to Practice Hub |
| WPH12/01January 2022 · Edexcel IAL | Q16 Wave Properties, Refraction and Polarisation - Edexcel IAL Physics Jan 2022 Q16 |
FRQ | 1 of 5 parts ((a)) | 2 of 12 on the paper |
Medium | Go to Practice Hub |
| WPH12/01October 2021 · Edexcel IAL | Q10 Displacement Graph Compression - Edexcel IAL Physics Oct 2021 Q10 |
MCQ | MCQ · 1 part | 1 | Medium | Go to Practice Hub |
| WPH12/01June 2021 · Edexcel IAL | Q7 Particle Displacement in Longitudinal Waves - Edexcel IAL Physics June 2021 Q7 |
MCQ | MCQ · 1 part | 1 | Medium | Go to Practice Hub |
| WPH12/01October 2019 · Edexcel IAL | Q19 Sound Wave Properties and speed of Sound - Edexcel IAL Physics Oct 2019 Q19 |
FRQ | 2 of 5 parts ((a)(i), (a)(ii)) | 3 of 13 on the paper |
Medium | Go to Practice Hub |
Related topic questions in Waves and Particle Nature of Light
Topic question rules and edge cases
- How many topic questions cover this syllabus point?
- 9 question stems cover this subtopic across 9 papers, but only 10 tagged parts and 15 marks belong to it. Other parts of the same questions are assessed under different statements and are excluded from this page.
- Which papers include this subtopic?
- The table lists every matching session from 2019–2026. Each row links to the question anchor on the paper page, where the full paper context and practice entry point are available.
- Why can one question appear under several subtopics?
- The parts of one question can assess different syllabus statements. Each part is counted under its own subtopics, so the same question stem can appear on several subtopic pages while each page lists only the parts and marks tagged to that statement.
- Can I practise these questions with AI marking?
- Yes. Open a paper from the table and use the Interactive Practice Hub entry point. The page itself is static HTML so search engines and retrieval agents can read the full question list without executing JavaScript.