A manageable paper pair with demanding explanations
The 2025 Higher Tier set contains Breadth and Depth papers, each lasting 105 minutes and carrying 90 marks. The overall demand is about three stars out of five: there are accessible selections, definitions and substitutions, but the harder marks require connected reasoning and careful interpretation. This is a judgement from the tasks and marking guidance, not a measured candidate-performance result.
Where revision pays off
Prioritise fluid pressure, force interactions and dynamics. These support substantial parts of the set, from density and upthrust to moments, momentum and acceleration. Electromagnetism also deserves focused practice: explain how a current produces a magnetic field, how the fields interact, and how an alternating force produces vibration. Keep the motor effect distinct from electromagnetic induction.
Calculations offer a strong route to dependable marks. Practise choosing an equation, converting units, substituting values and checking the requested answer format. The supplied equation sheet helps with recall, but it does not choose the model or identify which quantities must change. For acceleration, use \(a=\Delta v/\Delta t\); for liquid pressure, connect \(p=\rho gh\) to the physical situation.
Marking-guidance pitfalls
No principal-examiner report is supplied, so these are inferred risks rather than claims about what candidates actually did. A graph gradient requires changes between two points, especially when the line does not start at the origin. Half-life is an elapsed interval, and the fraction that has decayed is different from the fraction remaining. In reflection diagrams, measure angles from the normal. For circular motion, explain that direction and therefore velocity change even when speed is constant.
Use precise causal links. A pressure explanation needs weight or force acting over an area; simply saying that there is more water is insufficient. A density explanation should identify whether mass stays constant while volume changes. In a circuit, distinguish energy stores from the electrical transfer pathway. When improving an investigation, name a measurable control or a specific change to the method rather than asking vaguely for more readings.
Use the time and answer structure
Aim to spend about 95 minutes answering each paper and reserve ten for checking. Show intermediate working because method marks and error carried forward can protect your score. Read the requested unit before calculating and delay rounding until the final step. Tick exactly the requested number of boxes and make diagram labels unambiguous.
The two six-mark Depth responses need a logical chain covering every requested element. Plan briefly, then connect the mechanism, its consequences and the final conclusion. Separate facts without those links can limit the level awarded, even when individual statements are correct.
What to prepare next
The supplied 2022–2024 history supports continued attention to forces, waves and fluid pressure. Standalone electric charge and substantial heating work deserve catch-up revision because their last positive supplied entries are in 2023 and coverage here is absent or small. Electricity generation has a declining recorded allocation. These are revision priorities, not calibrated forecasts: missing history entries do not establish that a topic was absent, and an apparent gap never guarantees its return.