How to Get an A* in A Level Physics

Achieving an A* in A Level Physics is an ambitious goal that requires more than just hard work – it demands strategic preparation, deep conceptual understanding, and excellent exam technique. After nearly three decades of teaching A Level Physics and working as Head of Physics, I've supported many students in reaching this top grade. 

The strategies in this guide reflect what actually works: evidence-based revision techniques, targeted practice, and the mindset that separates A* students from the rest. Whether you're aiming for Oxbridge, a competitive university course, or simply want to prove your physics ability, this article shows you exactly how to maximise your exam performance and achieve an A* in A Level Physics.

Key Takeaways

• An A* in A Level Physics typically requires around 68–75% overall, depending on the exam board and year. This is much lower than many students expect, but you still need consistently accurate work across all papers, especially on higher‑level questions.

• Deep conceptual understanding separates A* students from those achieving lower grades – memorising equations without understanding their meaning limits your progress.

• Strategic practice with past papers, using mark schemes to identify exactly what examiners want, builds the exam technique essential for securing top marks under pressure.

• Mastering mathematical skills, practical analysis, and extended response questions gives you the competitive edge needed to answer the most challenging questions confidently.

Understanding A Level Physics Grade Boundaries

An A* in A Level Physics represents exceptional performance. You do not need 90% to achieve an A*.

Recent grade boundary data shows:

A*: typically 68–75%

A: around 60–68%

B: around 50–60%

Exact boundaries vary each year because they depend on paper difficulty, but the A* threshold for A Level Physics usually sits in the high 60s to low 70s, and rarely moves outside this range.

You can check specific A Level Physics grade boundaries, for example, AQA A Level Physics grade boundaries, for your exam board and year. Understanding these boundaries helps you set realistic targets for mock exams and track whether you're on course for an A*.

Know Your Exam Board Requirements

Different exam boards assess A Level Physics through slightly different specifications and question styles. Understanding your specific requirements prevents wasted revision time.

Check your exam board's A Level Physics specification to identify:

• Which topics are assessed, and their weighting

• Required practicals you must be familiar with

• Paper structure and timing

• Question types (multiple choice, short answer, extended response)

• Which equations you must be able to recall versus those provided
  

AQA, OCR, and Edexcel each organise topics in their own way and may write questions differently. This means that a topic might appear earlier or later depending on your exam board, or the style of questions may feel slightly different. However, the core physics you learn is the same.

This prevents you wasting time studying content that will not appear in your exam.

All three boards include the A‑level Practical Endorsement, which is required for your qualification.

From teaching experience, students can lose time by learning content that isn’t actually on their specification or by practising the wrong question style. The best way to avoid this is simple: download your exam board’s specification and check your revision notes against it regularly.

Effective Revision Strategies for A Level Physics

Strategic revision separates A* students from those achieving lower grades. These evidence-based techniques maximise retention and build the deep understanding essential for top performance.

Active Recall and Spaced Repetition

Active recall means retrieving information from memory rather than passively re-reading notes. Spaced repetition means reviewing material at increasing intervals. Together, these techniques produce dramatically better long-term retention than any other revision method.

For A Level Physics, implement active recall by:

• Closing your notes and writing everything you remember about a topic

• Testing yourself with flashcards covering key definitions, equations, and concepts

• Explaining concepts aloud to someone else (or to yourself)

• Drawing diagrams and graphs from memory

• Attempting practice questions before checking solutions

Implement spaced repetition by reviewing topics after one day, then three days, then one week, then two weeks. Each review should be brief – just enough to refresh your memory. This spacing dramatically improves long-term retention compared to cramming.

Practice Past Papers Regularly

Past papers are the single most valuable revision resource for achieving an A*. They show you exactly what examiners ask, how marks are awarded, and which topics appear most frequently.

Start practising A Level Physics exam questions organised by topic early in Year 13. This builds familiarity with question styles whilst the content is fresh. Move to full past papers under timed conditions in the months before exams.

The key is using papers actively:

• Attempt questions without looking at solutions

• Mark your work honestly using the mark scheme

• Identify why you lost marks – conceptual misunderstanding, calculation error, insufficient explanation

• Redo questions you got wrong until you can answer them perfectly

• Note recurring mistakes in a revision log

I've watched students transform their grades through systematic past paper practice. Those who work through 10+ full papers typically perform one grade higher than those who don't.

Focus on Mathematical and Analytical Skills

A Level Physics is a mathematical subject. A* students manipulate equations confidently, rearrange formulas correctly, and work comfortably with algebra, logarithms, and trigonometry.

Strengthen your mathematical physics skills by:

• Practising equation rearrangement until it becomes automatic

• Working with standard form, significant figures, and unit conversions

• Sketching and interpreting graphs confidently

• Calculating and combining uncertainties correctly

• Using logarithms in exponential decay problems

Data analysis questions differentiate top students. You must interpret experimental results, identify sources of error, suggest improvements, and draw valid conclusions from evidence. These skills require practice – read through the required practical write-ups and work through data analysis questions from past papers regularly.

Focus on Understanding, Not Just Memorising

This distinction determines whether you achieve an A* or a lower grade. Students who memorise equations without understanding their origins or applications hit a ceiling around grade B. A* requires genuine conceptual understanding.

Build deep understanding by asking:

• Why does this equation work? What is the relationship between the terms?

• How do these concepts connect?

• What happens if I change this variable?

• Can I derive this relationship from first principles?

• What real-world situations demonstrate this principle?

Use A Level Physics revision notes to build foundational knowledge, but don't stop at memorisation. Work through derivations, understand assumptions behind equations, and practise applying concepts to unfamiliar contexts.

When revising, explain concepts to yourself aloud. If you can't explain something clearly in your own words, you don't understand it well enough for an A*.

Master Required Practicals

Required practicals appear extensively in exam questions. You must know experimental procedures, identify sources of error, calculate uncertainties, and suggest improvements.

For each required practical, ensure you can:

• Describe the procedure clearly and completely

• Draw the apparatus setup from memory

• Identify controlled, independent, and dependent variables

• Calculate absolute and percentage uncertainties

• Analyse graphs of results (gradients, y-intercepts, linearisation)

• Explain sources of random and systematic error

• Suggest specific improvements to reduce uncertainty

As a physics teacher, I emphasise that vague improvements like 'use better equipment' earn no marks. A* answers specify exactly how to improve: 'Use a vernier calliper instead of a ruler to reduce percentage uncertainty in diameter measurements from 5% to 0.5%.'

Developing A Level Physics Exam Technique

Strong exam technique is essential if you’re aiming for an A*. It isn’t just about knowing the content - you need to communicate your reasoning clearly and make sure every possible mark is earned. 

Show your working step‑by‑step, use correct units and significant figures, and structure longer explanations logically. Even when a question feels challenging, good technique helps you pick up method marks and stay in control of the problem.

Extended Response Questions

Extended response questions (typically 5+ marks) require clear structure, comprehensive coverage, and precise physics terminology. These questions often separate A* students from grade A students.

Approach extended responses systematically:

• Read the question twice – identify exactly what it asks

• Count the marks available – this indicates how many distinct points are needed

• Plan your answer briefly before writing

• Use precise physics terminology throughout

• Include relevant equations and explain what each symbol represents

• Structure your answer logically with clear progression

• Check you've addressed every part of the question

For example, a 6-mark question on electromagnetic induction typically needs six distinct physics points. Repeating the same idea in different words earns no additional marks. Mark schemes list acceptable points – study these to learn what is required.

Providing Sufficient Depth in Explanations

Superficial explanations cost A* students more marks than any other single mistake. 

You need to explain physics thoroughly, not just state facts.

Compare these answers to 'Explain why a satellite in orbit experiences acceleration despite moving at constant speed':

Insufficient depth (0-1 marks): 'Because it's in orbit and gravity acts on it.'

A* depth (3-4 marks): 'The satellite experiences gravitational force towards Earth's centre, which acts perpendicular to its velocity. This force continuously changes the satellite's direction of motion. Since acceleration is the rate of change of velocity, and velocity is a vector quantity depending on both speed and direction, changing direction means the satellite accelerates even though its speed remains constant. The gravitational force provides the centripetal acceleration required for circular motion.'

Notice how the A* answer explains the physics step-by-step, using precise terminology and linking concepts together. This level of explanation requires genuine understanding – you cannot achieve it through memorisation alone.

Learning Key Definitions Precisely

A* students know definitions word-perfect. Vague or inaccurate definitions lose marks even when your understanding is sound.

For example, defining 'electric field strength' as 'force on a charge' is insufficient. The complete definition is: 'Electric field strength at a point is the force per unit positive charge experienced by a small test charge placed at that point.' Every word matters.

Create a definitions list covering:

• Fundamental quantities (force, energy, power, etc.)

• Field concepts (field strength, potential, flux)

• Wave properties (amplitude, frequency, phase difference)

• Quantum and nuclear terms (photon, half-life, binding energy)

Test yourself regularly using flashcards. Write definitions from memory, then compare with the specification's exact wording.

Interpreting Graphs and Data

Data interpretation questions require you to extract information from graphs, draw conclusions from experimental results, and analyse relationships between variables. These skills differentiate A* students.

For graph questions:

• Read axis labels carefully (quantities and units)

• Calculate gradients and y-intercepts accurately

• Identify what the gradient represents physically

• Recognise graph shapes (linear, exponential, inverse square)

• Draw appropriate best-fit lines or curves

• State conclusions supported by the data

For data analysis questions, show your working clearly. If you're calculating a gradient, write down the coordinates you're using. If you're drawing conclusions, reference specific values from the data.

Use Save My Exams' Smart Mark tool to get instant feedback on your working and see exactly where you're losing marks in data questions.

Frequently Asked Questions

What percentage do you need to get an A* in A Level Physics?

You do not normally need 90% to achieve an A* in A‑Level Physics. Recent grade boundary data shows that the A* threshold is much lower. For AQA in 2024, the A* boundary was 171 out of 250 marks, which is approximately 68%.  OCR and Edexcel show similar patterns, with A* typically sitting between 68–75%, depending on the year and specific paper set. 

Although the percentage required is lower than many students expect, the A* still represents exceptional performance. To secure it, you must achieve consistently accurate working, score highly on fundamental questions, and remain competitive on the trickiest parts of the exam. High precision across all topics - not perfection - is what earns an A*.

Is it hard to get an A* in A Level Physics?

Yes, achieving an A* in A Level Physics is challenging. Approximately 8-10% (opens in a new tab) of students achieve this grade, making it a demanding but achievable goal with the right preparation.

This low percentage stems from several factors:

• Demanding mathematical and analytical skills

• Abstract concepts requiring deep understanding

• Exam questions applying physics to unfamiliar contexts

However, having supported many students to A* grades as Head of Physics, I can confirm it's entirely achievable. Students who implement the strategies in this guide, practise consistently, and build genuine understanding regularly achieve A* grades. 

The challenge is real, but so is your capacity to meet it with strategic effort.

Do I need to memorise all formulas for A Level Physics?

No, you don't need to memorise all formulas – most exam boards provide a data sheet with common equations. However, you absolutely must be able to recall some fundamental formulas and know how to use every equation provided.

Check your exam board's specification to identify which formulas you must memorise. These typically include:

• Fundamental definitions (speed = distance/time, density = mass/volume)

• Key relationships (F = ma, W = Fd, P = IV)

• Wave equation (v = fλ)

More importantly, understand what each equation (or relationship) means, when to apply it, and how to manipulate it. A* students don't just recall formulas – they understand why they work and can derive relationships between them.

Final Thoughts

Achieving an A* in A Level Physics requires strategic preparation, deep conceptual understanding, and excellent exam technique. 

The strategies that actually work are: active recall and spaced repetition for long-term retention, systematic past paper practice with careful mark scheme analysis, focus on understanding rather than memorisation, mastery of mathematical and practical skills, and development of exam technique through targeted practice.

Start your preparation early. Build strong foundations in Year 12, then intensify practice in Year 13. Use tools like mock exams to identify weaknesses and track your progress towards that A* grade boundary. Work through past papers until you can answer the hardest questions confidently.

The difference between A* students and those achieving lower grades isn't ‘natural ability’ – it's systematic, strategic effort applied consistently over time. Every student I've supported to an A* grade has followed these principles: they understood concepts deeply, practised extensively with past papers, refined their exam technique, and maintained focus on continuous improvement.

You can achieve an A* in A Level Physics. The challenge is significant, but the pathway is clear. Follow these strategies, stay consistent with your practice, and trust that persistent, focused effort produces results. The grade you're aiming for is entirely within your reach.

Reference:

GCE Advanced Level (A-level) results in the United Kingdom from 2000 to 2025, by grade (opens in a new tab)