International Baccalaureate · IB Diploma Programme
IB Diploma Programme Physics
International Baccalaureate Diploma Programme Physics. What it covers, how it is assessed, a link to the official syllabus, and the free study material Marlbridge publishes for it.
- Syllabus
- DP Physics
- Qualification
- IB Diploma Programme
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Topics and resources
Each topic below is from the official International Baccalaureate document for International Baccalaureate Diploma Programme Physics, with its study guides, revision notes and practice questions together. Everything here is for IB Diploma Programme Physics only.
- Learn with study guides
- Revise with revision notes
- Practise with practice questions
Searches topic names and resource titles for this course only.
No IB Diploma Programme Physics resources match “”.
- Try one shorter word, or check the spelling.
- Try the wording the syllabus uses for the topic, as listed below once you clear the search.
- Some topics have no Marlbridge resource yet; they are still listed.
- Topic 1
A. Space, time and motion
Covers Kinematics, Forces and momentum, Work, energy and power, Rigid body mechanics (HL only), Galilean and special relativity (HL only)
Study guides
- Forces and Momentum Read guide
- Syllabus Guide Read guide
- Galilean and special relativity: Lorentz transformations and space-time diagrams (DP Physics) Read guide
- Rotational dynamics: torque, moment of inertia and angular momentum (DP Physics) Read guide
- Work, energy, power and efficiency (DP Physics) Read guide
- Kinematics Read guide
Revision notes
- Forces and Momentum Revise topic
- Galilean and special relativity: Lorentz transformations and space-time diagrams (DP Physics) Revise topic
- Rotational dynamics: torque, moment of inertia and angular momentum (DP Physics) Revise topic
- Work, energy, power and efficiency (DP Physics) Revise topic
- Kinematics Revise topic
Practice questions
- Forces and Momentum Try questions
- Galilean and special relativity: Lorentz transformations and space-time diagrams (DP Physics) Try questions
- Rotational dynamics: torque, moment of inertia and angular momentum (DP Physics) Try questions
- Work, energy, power and efficiency (DP Physics) Try questions
- Kinematics Try questions
- Topic 2
B. The particulate nature of matter
Covers Thermal energy transfers, Greenhouse effect, Gas laws, Thermodynamics (HL only), Current and circuits
Study guides
- Syllabus Guide Read guide
- Conduction, convection and thermal radiation: Stefan-Boltzmann and Wien laws (DP Physics) Read guide
- Electric current, resistance and circuits (DP Physics) Read guide
- Entropy, the second law, heat engines and the Carnot limit (DP Physics) Read guide
- First law of thermodynamics, gas processes and work done by a gas (DP Physics) Read guide
- Ideal gases: pressure, the gas laws and kinetic theory (DP Physics) Read guide
- Molecular model, temperature, internal energy and heating calculations (DP Physics) Read guide
- The greenhouse effect and planetary energy balance (DP Physics) Read guide
Revision notes
- Conduction, convection and thermal radiation: Stefan-Boltzmann and Wien laws (DP Physics) Revise topic
- Electric current, resistance and circuits (DP Physics) Revise topic
- Entropy, the second law, heat engines and the Carnot limit (DP Physics) Revise topic
- First law of thermodynamics, gas processes and work done by a gas (DP Physics) Revise topic
- Ideal gases: pressure, the gas laws and kinetic theory (DP Physics) Revise topic
- Molecular model, temperature, internal energy and heating calculations (DP Physics) Revise topic
- The greenhouse effect and planetary energy balance (DP Physics) Revise topic
Practice questions
- Conduction, convection and thermal radiation: Stefan-Boltzmann and Wien laws (DP Physics) Try questions
- Electric current, resistance and circuits (DP Physics) Try questions
- Entropy, the second law, heat engines and the Carnot limit (DP Physics) Try questions
- First law of thermodynamics, gas processes and work done by a gas (DP Physics) Try questions
- Ideal gases: pressure, the gas laws and kinetic theory (DP Physics) Try questions
- Molecular model, temperature, internal energy and heating calculations (DP Physics) Try questions
- The greenhouse effect and planetary energy balance (DP Physics) Try questions
- Topic 3
C. Wave behaviour
Covers Simple harmonic motion, Wave model, Wave phenomena, Standing waves and resonance, Doppler effect
Study guides
- Syllabus Guide Read guide
- Simple harmonic motion: equations, period and energy (DP Physics) Read guide
- Standing waves, resonance and damping (DP Physics) Read guide
- Superposition, double-slit interference, single-slit diffraction and gratings (DP Physics) Read guide
- Travelling waves and the Doppler effect (DP Physics) Read guide
- Wavefronts, rays, reflection, refraction and diffraction (DP Physics) Read guide
Revision notes
- Simple harmonic motion: equations, period and energy (DP Physics) Revise topic
- Standing waves, resonance and damping (DP Physics) Revise topic
- Superposition, double-slit interference, single-slit diffraction and gratings (DP Physics) Revise topic
- Travelling waves and the Doppler effect (DP Physics) Revise topic
- Wavefronts, rays, reflection, refraction and diffraction (DP Physics) Revise topic
Practice questions
- Simple harmonic motion: equations, period and energy (DP Physics) Try questions
- Standing waves, resonance and damping (DP Physics) Try questions
- Superposition, double-slit interference, single-slit diffraction and gratings (DP Physics) Try questions
- Travelling waves and the Doppler effect (DP Physics) Try questions
- Wavefronts, rays, reflection, refraction and diffraction (DP Physics) Try questions
- Topic 4
D. Fields
Covers Gravitational fields, Electric and magnetic fields, Motion in electromagnetic fields, Induction (HL only)
Study guides
- Syllabus Guide Read guide
- Charged particles and conductors in electric and magnetic fields (DP Physics) Read guide
- Electric charge, Coulomb's law, electric and magnetic fields (DP Physics) Read guide
- Electric potential energy, potential and equipotentials (DP Physics) Read guide
- Electromagnetic induction: flux, Faraday's and Lenz's laws and generators (DP Physics) Read guide
- Gravitational fields: Kepler, Newton's law and field strength (DP Physics) Read guide
- Gravitational potential, escape speed and orbital energy (DP Physics) Read guide
Revision notes
- Charged particles and conductors in electric and magnetic fields (DP Physics) Revise topic
- Electric charge, Coulomb's law, electric and magnetic fields (DP Physics) Revise topic
- Electric potential energy, potential and equipotentials (DP Physics) Revise topic
- Electromagnetic induction: flux, Faraday's and Lenz's laws and generators (DP Physics) Revise topic
- Gravitational fields: Kepler, Newton's law and field strength (DP Physics) Revise topic
- Gravitational potential, escape speed and orbital energy (DP Physics) Revise topic
Practice questions
- Charged particles and conductors in electric and magnetic fields (DP Physics) Try questions
- Electric charge, Coulomb's law, electric and magnetic fields (DP Physics) Try questions
- Electric potential energy, potential and equipotentials (DP Physics) Try questions
- Electromagnetic induction: flux, Faraday's and Lenz's laws and generators (DP Physics) Try questions
- Gravitational fields: Kepler, Newton's law and field strength (DP Physics) Try questions
- Gravitational potential, escape speed and orbital energy (DP Physics) Try questions
- Topic 5
E. Nuclear and quantum physics
Covers Structure of the atom, Quantum physics (HL only), Radioactive decay, Fission, Fusion and stars
Study guides
- Syllabus Guide Read guide
- Activity, half-life and the radioactive decay law (DP Physics) Read guide
- Atomic structure: Rutherford scattering, spectra and the Bohr model (DP Physics) Read guide
- Fusion, stellar evolution, HR diagrams and stellar distances (DP Physics) Read guide
- Nuclear fission and power plants (DP Physics) Read guide
- Nuclear structure, binding energy and types of radioactive decay (DP Physics) Read guide
- Photoelectric effect, matter waves and Compton scattering (DP Physics) Read guide
Revision notes
- Activity, half-life and the radioactive decay law (DP Physics) Revise topic
- Atomic structure, scattering, spectra and Bohr model (DP Physics) Revise topic
- Fusion, stellar evolution, HR diagrams and stellar distances (DP Physics) Revise topic
- Nuclear fission and power plants (DP Physics) Revise topic
- Nuclear structure, binding energy and types of radioactive decay (DP Physics) Revise topic
- Photoelectric effect, matter waves and Compton scattering (DP Physics) Revise topic
Practice questions
- Activity, half-life and the radioactive decay law (DP Physics) Try questions
- Atomic structure, scattering, spectra and Bohr model (DP Physics) Try questions
- Fusion, stellar evolution, HR diagrams and stellar distances (DP Physics) Try questions
- Nuclear fission and power plants (DP Physics) Try questions
- Nuclear structure, binding energy and types of radioactive decay (DP Physics) Try questions
- Photoelectric effect, matter waves and Compton scattering (DP Physics) Try questions
Covering more than one topic
Course guides, exam preparation and pages that span several topics.
Study guides
No study guide for this course yet.
Revision notes
No revision notes for this course yet.
Practice questions
Source: International Baccalaureate Organization, Physics guide (Diploma Programme), first assessment 2025 — First assessment 2025. Verified 2026-09-17. Subtopics are shown where Marlbridge has entered them; a topic may have more in the official document. A topic listed here is part of the syllabus; it does not mean Marlbridge has published material for it. Always check the current syllabus for your examination year.
About this course
- Qualification
- IB Diploma Programme Physics
- Spec code
- DP Physics
- Does Marlbridge teach it?
- Yes — request a free trial class
- Who teaches it?
- Iftikhar Azeemi · Jawad Tariq · Hassan
- Are resources available?
- Yes — 89 published
- Is enrolment open?
- Enquire to join — no online enrolment yet
- Official syllabus
- International Baccalaureate syllabus
- Topic checklist
- Printable DP Physics checklist
- Where was this verified?
- 2026-08-28, official International Baccalaureate specification
Compiled and maintained by the Marlbridge Academic Team, checked against the official International Baccalaureate specification on 2026-08-28.
Spotted something wrong on this page? Report an error — see the corrections policy.
The qualification
International Baccalaureate Diploma Programme Physics
Marlbridge's summary of the course
IB DP Physics develops an understanding of the fundamental concepts and principles of physics through five topics (space/time/motion, particulate nature of matter, wave behaviour, fields, and nuclear/quantum physics), combining theory with a self-directed scientific investigation, at Standard Level (SL) and Higher Level (HL).
The board's own description is on the official International Baccalaureate syllabus page.
First assessments 2025. This record and its matching assessment record are sourced from the full subject guide (physics-guide.pdf), originally accessed under a 2026-08-22 owner licensing confirmation, cross-verified against a current (Aug 2026) published school IB Physics resource for the exact SL/HL paper mark totals – see the matching assessment record's own notes for the full sourcing chain. Owner decision 2026-09-05 retired that licensing framing – no formal IB license is claimed or required. Five topics (A-E, with HL-only sub-topics within several) plus an internal assessment (individual scientific investigation).
Specifications change between examination series. Always confirm the current syllabus and assessment structure on the International Baccalaureate syllabus page for your examination year.
Assessment structure
Component-based qualification
| Component | Duration | Marks | Weighting | Type |
|---|---|---|---|---|
| Paper 1: Paper 1 – Paper 1A Multiple-choice Questions and Paper 1B Data-based Questions (SL) | 1h 30m | 45 | 36% | Multiple choice |
| Paper 2: Paper 2 – Short and Extended Response (SL) | 1h 30m | 55 | 44% | Written exam |
| Internal Assessment: Internal Assessment – Individual Scientific Investigation (SL) | — | 24 | 20% | Practical |
| Paper 1: Paper 1 – Paper 1A Multiple-choice Questions and Paper 1B Data-based Questions (HL) | 2h | 60 | 36% | Multiple choice |
| Paper 2: Paper 2 – Short and Extended Response (HL) | 2h 30m | 90 | 44% | Written exam |
| Internal Assessment: Internal Assessment – Individual Scientific Investigation (HL) | — | 24 | 20% | Practical |
Source: official International Baccalaureate specification, verified 2026-08-28. Read from the Physics guide (first assessment 2025, physics-guide.pdf, ibo.org), Assessment outline SL and HL (pp. 62-63 of the guide, PDF pp. 68-69) and External assessment details (PDF pp. 70-71), read 2026-09-17 in a browser. SL: Paper 1 (1 hour 30 minutes, 45 marks, 36%) is presented as two separate booklets completed together without interruption, "Paper 1A—25 marks • 25 multiple-choice questions on standard level material only" and "Paper 1B—20 marks • Data-based questions"; Paper 2 (1 hour 30 minutes, "Marks: 55", 44%), short-answer and extended-response questions on standard level material only; internal assessment, the scientific investigation (24 marks, 20%), internally assessed and externally moderated. HL: Paper 1 (2 hours, 60 marks, 36%), "Paper 1A—40 marks • 40 multiple-choice questions on standard level and additional higher level material" and "Paper 1B—20 marks • Data-based questions"; Paper 2 (2 hours 30 minutes, 90 marks, 44%); internal assessment as SL. Calculators permitted and a clean copy of the Physics data booklet required on both papers. Correction 2026-09-17: SL Paper 2 marks 50 to 55 and the Paper 1 titles, which had described one mixed paper, now name Papers 1A and 1B; the earlier note's reliance on a school revision page is withdrawn.
Questions about this course
How is International Baccalaureate Physics (DP Physics) assessed?
International Baccalaureate Physics (DP Physics) is assessed through: SL candidates take: Paper 1 (Paper 1 – Paper 1A Multiple-choice Questions and Paper 1B Data-based Questions) — 1h 30m, 45 marks, 36% of the qualification; Paper 2 (Paper 2 – Short and Extended Response) — 1h 30m, 55 marks, 44% of the qualification; Internal Assessment (Internal Assessment – Individual Scientific Investigation) — no fixed duration, 24 marks, 20% of the qualification. HL candidates take: Paper 1 (Paper 1 – Paper 1A Multiple-choice Questions and Paper 1B Data-based Questions) — 2h, 60 marks, 36% of the qualification; Paper 2 (Paper 2 – Short and Extended Response) — 2h 30m, 90 marks, 44% of the qualification; Internal Assessment (Internal Assessment – Individual Scientific Investigation) — no fixed duration, 24 marks, 20% of the qualification. It is a component based qualification. Source: official International Baccalaureate specification, verified 2026-08-28.
What topics does IB Diploma Programme Physics cover?
5 topics in the current syllabus: A. Space, time and motion; B. The particulate nature of matter; C. Wave behaviour; D. Fields; E. Nuclear and quantum physics. The printable topic checklist lists every topic and subtopic on one page.
Can I get a tutor for IB Diploma Programme Physics?
Yes. Marlbridge teaches IB Diploma Programme Physics live online, one-to-one only, taught by a named subject teacher from its academy in Lahore, Pakistan. The first trial class is free.
Are there free IB Diploma Programme Physics revision notes and practice questions?
Yes. Marlbridge has published 89 free resources for this course (study guides, practice questions, revision notes, exam preparation guides), free to read with no sign-up.
The subject
Physics teaching and study resources, organised by level and topic.
Physics at other qualifications
These are separate qualifications with different syllabuses and assessments — not different names for the same course. Check which one your school enters you for.
- Cambridge A Level Physics Syllabus 9702
- Cambridge IGCSE Physics Syllabus 0625
- Cambridge O Level Physics Syllabus 5054
- Pearson Edexcel A Level Physics Syllabus YPH11
- Pearson Edexcel IGCSE Physics Syllabus 4PH1
- AQA GCSE Physics Syllabus 8463
- AQA A Level Physics Syllabus 7408
- OCR GCSE Physics Syllabus J249
- OCR A Level Physics Syllabus H556
- OxfordAQA IGCSE Physics Syllabus 9203
- OxfordAQA A Level Physics Syllabus 9630
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