IB Physics Formula Sheet — SL & HL
All essential formulas, HL extensions marked — printable one-page PDF for quick revision.
🔥 Most Important IB Physics Formulas (Exam Must-Know)
These are the high-frequency formulas that appear again and again in IB Physics exams. Master these first before anything else:
- F = ma (Newton’s Second Law – Core of Mechanics)
- v = u + at (Equations of Motion – Kinematics)
- pV = nRT (Ideal Gas Law – Thermal Physics)
- v = fλ (Wave Speed Relation)
- V = IR (Ohm’s Law – Circuits)
- F = Gm₁m₂ / r² (Universal Gravitation)
- E = hf (Photon Energy – Modern Physics)
- N = N₀ e-λt (Radioactive Decay Law)
Tip: These 8 formulas cover almost every past paper question set. Keep them on your fingertips during revision!
🔑 Quick Use Guide
- Use this formula sheet for last-minute exam revision — it covers all core SL and HL equations in one place.
- Highlight tricky formulas (like HL-only ones) before the exam so you can recall them faster under pressure.
- During practice papers, keep this sheet beside you to train recall speed — by exam day you won’t need to look at it often.
⚙️ Mechanics
| Concept | Formula |
|---|---|
| Newton’s 2nd Law | F = ma |
| Momentum | p = mv |
| Kinetic Energy | Ek = ½mv² |
| Potential Energy | Ep = mgh |
| SUVAT Equations | v = u + at, s = ut + ½at², v² = u² + 2as |
| Impulse | Impulse = FΔt = Δp |
🔥 Thermal Physics
| Concept | Formula |
|---|---|
| Heat Energy | Q = mcΔT |
| Latent Heat | Q = mL |
| Ideal Gas Law | pV = nRT |
| Average KE of Molecule | E = 3/2 kT HL |
🌊 Waves
| Concept | Formula |
|---|---|
| Wave Speed | v = fλ |
| Snell’s Law | n₁sinθ₁ = n₂sinθ₂ |
| Intensity | I = P/A |
| Doppler Effect | f' = f (v ± vo)/(v ∓ vs) HL |
⚡ Electricity
| Concept | Formula |
|---|---|
| Ohm’s Law | V = IR |
| Power | P = IV = I²R = V²/R |
| Resistors in Series | Req = R₁ + R₂ + ... |
| Resistors in Parallel | 1/Req = 1/R₁ + 1/R₂ + ... |
🧲 Magnetism
| Concept | Formula |
|---|---|
| Coulomb’s Law | F = k q₁q₂ / r² |
| Magnetic Force | F = qvB sinθ |
| Magnetic Force on Wire | F = BIL sinθ |
| Magnetic Flux | Φ = BA cosθ |
| Induced EMF | ε = - dΦ/dt |
🔄 Simple Harmonic Motion (SHM)
| Concept | Formula |
|---|---|
| Displacement | x = A cos(ωt) |
| Velocity | v = -Aω sin(ωt) |
| Acceleration | a = -ω²x |
| Period of Oscillation | T = 2π√(m/k), T = 2π√(l/g) |
🌀 Rotational Motion
| Concept | Formula |
|---|---|
| Angular Velocity | ω = θ/t |
| Torque | τ = rF sinθ |
| Moment of Inertia | I = Σmr² |
| Rotational KE | E = ½Iω² |
🌍 Gravitation
| Concept | Formula |
|---|---|
| Gravitational Force | F = G m₁m₂ / r² |
| Gravitational Potential | V = -GM/r |
| Orbital Velocity | v = √(GM/r) |
| Escape Velocity | vesc = √(2GM/r) |
🔬 Modern Physics
| Concept | Formula |
|---|---|
| Photoelectric Effect | Ek = hf - φ |
| Energy-Mass Relation | E = mc² |
| De Broglie Wavelength | λ = h/p |
| Einstein’s Energy | E = hf |
☢️ Quantum & Radioactivity
| Concept | Formula |
|---|---|
| Decay Law | N = N₀ e-λt |
| Half-Life | t½ = ln2 / λ |
| Activity | A = λN |
| Energy of Photon | E = hf = hc/λ |
Ace IB Physics with the Ultimate Formula Sheet
Preparing for the IB Physics exams can feel overwhelming. With so many formulas, equations, and concepts to memorize, it’s easy to feel stressed or lost. That’s why Bhautik Study brings you the IB Physics Formula Sheet 2025 for SL & HL. Printable PDF, designed to make your revision smarter, faster, and more effective.
Our formula sheet is a complete, all-in-one resource for both Standard Level (SL) and Higher Level (HL) students. It covers all major IB Physics topics, including Mechanics, Thermal Physics, Waves, Electricity & Magnetism, Circuits, Simple Harmonic Motion (SHM), Rotation, Gravitation, Modern Physics, Quantum, and Radioactivity. Each formula has been carefully selected to include the most high-yield, exam-relevant equations so you can focus on understanding and applying concepts rather than scrambling to remember them during exam time.
The IB Physics Formula Sheet 2025 for SL & HL. Printable PDF is designed with students in mind. The layout is clear, symmetrical, and easy to navigate. HL formulas are highlighted separately, so Higher Level students can quickly identify which equations they need to focus on, while SL students can concentrate on mastering the core formulas. The sheet also includes a “Most Important Formulas” box, featuring 6–8 must-know equations that appear frequently in past papers, helping you revise efficiently and boost your confidence.
One of the key advantages of our formula sheet is that it is available as a Printable PDF. This means you can:
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Print it and stick it to your study desk for daily revision.
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Carry a copy with you to study on the go, whether at a library, cafe, or during travel.
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Use it as a quick reference while practicing past papers or during timed mock exams.
Bhautik Study has always focused on providing high-quality, student-friendly resources. We understand the challenges IB students face, so our formula sheet is structured to help you study strategically rather than just memorizing formulas. By combining clear organization with exam-focused content, this sheet becomes an essential companion for every IB Physics student.
Using this sheet, you can practice active recall, test your problem-solving speed, and gain a deep understanding of how formulas are applied in real exam scenarios. Over time, this will not only improve your accuracy but also your confidence, making you feel fully prepared for your exams.
Our IB Physics Formula Sheet 2025 for SL & HL. Printable PDF also aligns perfectly with the official IB Physics syllabus. It ensures that all critical formulas are covered, reducing the risk of missing key equations in the exam. Whether you are revising for Mechanics, tackling Quantum Physics, or reviewing Gravitation, this sheet puts all the essential formulas in one accessible place.
At Bhautik Study, we are committed to helping students achieve their best scores. Thousands of students have already benefited from our structured resources, and this formula sheet is no exception. By downloading it, you join a community of motivated learners who are staying ahead in their IB Physics preparation.
Don’t waste precious revision time flipping through textbooks or searching online for scattered formulas. Get the IB Physics Formula Sheet 2025 for SL & HL. Printable PDF today, print it, and start revising the smart way. With Bhautik Study, mastering IB Physics has never been easier, faster, or more reliable.
❓ IB Physics Formula Sheet – Frequently Asked Questions (FAQ)
1. What is the IB Physics Formula Sheet and why is it important?
The IB Physics Formula Sheet is a structured collection of the most essential equations you need for both Standard Level (SL) and Higher Level (HL) topics. It includes mechanics, thermal physics, waves, electricity, magnetism, circuits, gravitation, quantum, and nuclear physics. In exams, remembering formulas can save you crucial time. By having a clear formula reference, you can focus on application rather than memorization. Many students who score 6 or 7 rely on formula sheets during revision for fast recall and problem-solving practice.
2. Do IB students get an official formula sheet in the exam?
Yes. The IB organization provides an official Physics Data Booklet which contains formulas, constants, and definitions. However, it is often lengthy and not designed for quick last-minute revision. This is why a simplified custom formula sheetexam-relevant equations in a clean format. Students typically use the booklet in the exam but practice with a condensed formula sheet at home for efficiency.
3. Which formulas are most important for scoring high in IB Physics?
Some formulas appear repeatedly in past papers and are considered high-frequency exam must-knows. Examples include F = ma (Newton’s Second Law), pV = nRT (Ideal Gas Law), V = IR (Ohm’s Law), E = hf (Photon Energy), and N = N₀ e-λt (Radioactive Decay Law). Higher Level (HL) students should also focus on SHM equations, rotational dynamics, and quantum energy transitions. Mastering these ensures you can tackle both straightforward and multi-step problem-solving questions effectively.
4. How should I use the IB Physics Formula Sheet for revision?
The best way to use this formula sheet is through active recall and practice. Instead of passively reading, try solving a past paper question without looking at the formula, and then check against the sheet. This strengthens your memory and problem-solving speed. Many top-scoring students also print this sheet and stick it near their study desk so that formulas become part of daily revision. Closer to exams, focus on the “Most Important Formulas” box for a final quick review.
5. Is this IB Physics Formula Sheet enough to score a 7?
While the formula sheet gives you the mathematical backbone of IB Physics, scoring a 7 requires much more: clear understanding of concepts, ability to apply formulas in new contexts, and practicing past papers under timed conditions. Think of this sheet as your foundation tool — it reduces mental load and helps you revise faster, but consistent practice, teacher guidance, and exam strategies are equally essential. Used correctly, this formula sheet can definitely push you closer to a top score.
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