AQA IAS-Level · Analysis & Prediction

2023 AQA IAS-Level Physics (9630) Past Paper Analysis

A highly comprehensive three-paper evaluation of the International AS/A-Level Physics syllabus, balancing rigorous experimental analysis, complex field derivations, and core mechanics.

Updated: 12 Jun 2026

Analysis Sample paper

Difficulty 3.8/5

Total marks

240

Duration

360 mins

Most tested

Simple harmonic motion

Paper breakdown

Unit 1: Mechanics, materials and atoms: 80 marks · 120 minsUnit 2: Electricity, waves and particles: 80 marks · 120 minsUnit 3: Fields and their consequences: 80 marks · 120 mins

Top chapters

Simple harmonic motion · 15 marksOrbits of planets and satellites · 10 marksMotion along a straight line · 10 marksRadioactivity · 10 marksLimitation of physical measurements · 10 marks

Overall Exam Verdict

The June 2023 Physics series (9630) presented a balanced yet intellectually demanding set of papers. Unit 1 and Unit 2 successfully evaluated fundamental experimental techniques and core wave-particle mechanics. Unit 3 (Fields and their consequences) stood out as the most cognitively challenging component, requiring students to synthesize mechanics, circular motion, and field concepts to resolve intricate multi-step derivations.

Where the Marks Were Won and Lost

A significant portion of marks was allocated to graphical interpretations and data handling across all three units. Key high-tariff areas included:

Graphical Derivatives & Intercepts: Finding the maximum speed of a swimmer from the steepest tangent gradient on a displacement-time graph, and extracting initial activity using natural log intercepts (\(\ln(A)\) vs \(t\)).
Uncertainty Propagation: Standard experimental questions, such as finding the Young modulus using vernier scale readings and determining pendulum gravity calculations, heavily penalized incorrect percentage uncertainty combinations.
Derivations in Fields: Showing that the orbital velocity is independent of satellite mass or proving moments equations for banking cars required clear algebraic clarity that tripped up mid-tier candidates.

Common Examiner Pitfalls

Examiners highlighted recurring mistakes where students lost straightforward marks. Chief among these was the failure to perform metric unit conversions (e.g., converting cross-sectional area from \(\text{cm}^2\) to \(\text{m}^2\) or mass from grams to kilograms) before calculating densities or energies. Additionally, in "Show that" questions, skipping intermediate algebraic steps often resulted in zero marks as examiners require a transparent pathway from formula to final rounded value.

Revision Strategy & Predictions

To maximize success in future series, candidates must master uniform electric and magnetic field interactions, especially velocity selectors and cyclotron operations. Since Thermal Physics and Ideal Gases were minimally represented in this series, there is a very high likelihood that Kinetic Theory of Gases will feature as a major structured question in the upcoming series. Regular practice of drawing lines of best fit, using large triangles for gradients, and utilizing the \(\ln\) rules for radioactivity decays will guarantee a solid foundation.

Charts

Marks by chapter

See where the marks were concentrated so revision time goes to the highest-value topics.

Question type mix

Compare the mark share of each paper section and question type.

Structured197 marks · 66 questions
Multiple Choice43 marks · 43 questions

Mark accessibility

Estimate which marks were basic, mid-level, or high-difficulty.

79%within easy or medium reach

115

easy: 75 marksmedium: 115 markshard: 50 marks

Difficulty trend

Compare difficulty across recent years.

Command word frequency

Spot common command words so answers match the expected response style.

Skill weighting

Shows the skill mix this paper tested most heavily.

Study ROI

Bigger bubbles recur more often; higher bubbles carry more marks, helping you rank revision priorities.

Simple Harmonic Motion (Circular & Periodic Motion)

15 marks · Difficulty 3.2 · recurrence 100%

Orbits of satellites (Gravitational Fields)

10 marks · Difficulty 2.8 · recurrence 95%

The Young Modulus (Mechanics and materials)

9 marks · Difficulty 2.5 · recurrence 90%

Interference (Oscillations and waves)

9 marks · Difficulty 3 · recurrence 85%

Capacitors (Electric Fields)

9 marks · Difficulty 3.1 · recurrence 80%

Time vs marks

Compare marks with suggested time allocation to plan exam pacing.

marksmins

Next-year prediction

Topics worth watching next year, with the reason shown directly below each bar.

Thermal Physics & Ideal Gases90%

This topic was extremely underrepresented in Unit 1 and Unit 2 structured sections during this series. A major structured calculation involving ideal gas laws (pV = nRT) is highly anticipated.

Nuclear Fusion & Binding Energy85%

Only basic atomic and radioactive decay structures were featured. Complex binding energy calculations and mass-energy equivalence steps are overdue for a high-tariff structured position.

Capacitor Charging & Discharge Curves80%

While capacitor values and basic decay were tested in Unit 3 MCQs, a complete structured graphing question on time constants (RC) and log linearisation of currents remains highly probable.

Topic-year heatmap

Compare topic weight by year to spot recurring and returning areas.

Jan 2023

Jun 2023

Work, energy and power

Electric field strength

Simple harmonic motion

Motion along a straight line

Limitation of physical measurements

Photoelectric effect

Exponential changes in radioactivity

Circular motion

Capacitors

Orbits of planets and satellites

Examiner insights

Official report

Common pitfalls

Failing to convert initial units to SI prefixes (e.g., using cm instead of m, or grams instead of kilograms) before completing mechanical/density formulas.
Omitting explicit intermediary algebraic steps in 'Show that' style derivation prompts, resulting in the loss of method marks.
Ignoring the scale increments when reading values on non-linear or naturally logarithmic scales (such as log-activity radioactivity graphs).

Misconceptions

Believing that there is an active electric field inside metallic drift tubes of a linear accelerator, rather than recognizing that field-free spaces maintain constant velocity.
Confusing the phenomenon of 'weightlessness' in freefall with a zero gravitational force state, ignoring that the astronaut is accelerating at g.
Assuming that light undergoes total internal reflection at a boundary regardless of whether it is entering a higher or lower optical density medium.

Where marks are lost

Losing experimental marks on graph-drawing due to best-fit lines being poorly drawn or not utilizing at least half the length of the line to compute the gradient.
Uncertainty calculations where candidate did not double the raw measurement uncertainty percentage for squared variables like ( T^2 ).
Failing to correctly frame explanations under Newton's second law in terms of change of momentum over contact time.

Estimated grade cut-off

Updated: 12 Jun 2026

Source: Oxford AQA International grade boundaries (UMS)

Level	Mark	Percentage
A	—	80%
B	—	70%
C	—	60%
D	—	50%
E	—	40%

Official grade boundaries published by Oxford AQA International grade boundaries (UMS).

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