Pearson Edexcel International GCSE Physics (4PH1)
Explore physical laws and applications across mechanics, electricity, waves, matter and astrophysics.
Specification Issue 4, September 2024
Course structure and assessment routes
- Take both papers. Paper 1 assesses non-bold content; Paper 2 may assess all content, including the additional P-labelled statements.
Main syllabus content
- Forces and motion
- Electricity
- Waves
- Energy resources and transfers
- Solids, liquids and gases
- Magnetism and electromagnetism
- Radioactivity and particles
- Astrophysics
Use Syllabus for the topic checklist. Where the qualification offers options, follow your chosen route rather than treating every option as compulsory.
4PH1 assessment structure
Use the route above to identify which components you take. Marks below are raw marks; the stated weightings determine their contribution to the award.
4PH1/1P
Physics Paper 1
- Duration
- 2 hours
- Marks
- 110
- Weighting
- 61.1%
4PH1/2P
Physics Paper 2
- Duration
- 1 hour 15 minutes
- Marks
- 70
- Weighting
- 38.9%
Key assessment information
- Both papers are externally assessed; calculators are permitted. Paper 1 is shared with 4SD0 Physics. Both papers are required for the separate Physics qualification.
Official sources and verification
Checked 2026-09-04 against the official 4PH1 syllabus/specification (PDF). Specification Issue 4, September 2024.
Source PDF pages: 14, 15. PDF page positions may differ from printed page numbers.
IGCSEfy is an independent study aid. Check the full official document and your exam-paper instructions, especially exam-year options, equipment and centre arrangements. Older archive papers may follow an earlier syllabus.