College Board · Current focus
AP Physics 1 Tutoring Built Around Physical Reasoning
Algebra-based mechanics with a heavy emphasis on explanation. The exam asks students to justify claims in words, which is exactly where most preparation stops short.
- Levels
- Algebra-based
- Assessment
- Multiple choice, Free response
- Status
- Course in development
AP Physics 1 is an algebra-based course, and the algebra is rarely what costs students marks. What costs marks is being asked to explain why something happens, and having only an equation to offer.
The exam is written to reward students who can describe a situation physically, defend a claim with evidence and reasoning, and then use mathematics as the final step rather than the first one.
Lessons are therefore built around interpretation: what is the system, what is acting on it, what stays the same, and what the question is really asking before any substitution begins.
Why AP Physics 1 Can Feel Difficult
Students who are comfortable with mathematics are often surprised by AP Physics 1, because the difficulty sits in conceptual interpretation rather than in advanced calculation.
A question may give almost no numbers, describe two carts or two blocks, and ask which quantity is larger and why. Nothing can be substituted into, so the usual method of hunting for a matching formula simply stops working.
- Comparative questions with symbols instead of numbers
- Claims that must be justified in written reasoning
- Situations where the system has to be chosen before anything is conserved
- Graphs whose gradient or area carries the physics
- Proportional reasoning: what happens to one quantity if another doubles
- Experimental design and evaluation of data
How AP Physics 1 Is Taught
The same five steps are used on every problem, so that a student meeting an unfamiliar situation still has somewhere to start. Mechanics is ideal for this: almost every topic in the course can be reduced to forces, energy or momentum once the picture is clear.
- Understand
- Say out loud what is physically happening, and to which object.
- Draw
- A free-body diagram, a motion sketch or an energy bar chart, before symbols.
- Model
- Choose the principle: Newton's laws, energy, momentum or rotation.
- Calculate
- Only once the model is fixed, and always with the algebra kept general.
- Check
- Signs, units, limiting cases, and whether the answer is physically sensible.
Preparing for AP Physics 1 Questions
Multiple-choice preparation is treated as a decision-making skill. Most items can be settled by eliminating options that break a conservation law, contradict a diagram or fail a simple limiting case, which is much faster than solving each one fully.
The free-response section is practised separately, because writing physics is its own skill. A complete answer usually states a claim, names the principle it depends on, refers to the diagram or data it is using, and only then shows the mathematics.
Students also practise saying which quantities are equal, larger or unchanged before calculating anything, since that is the reasoning the paper is actually assessing.
AP Physics 1 Course and Exam Description
The official College Board AP Physics 1 Course and Exam Description — course framework, science practices, exam format and scoring guidelines — embedded here for reference alongside these lessons.
Where to go next
The teaching method behind these lessons is set out in full, and every curriculum taught is listed on the courses page, including AP Physics 2. The free study tools written for IB Physics are on the resources page and transfer well to other syllabuses.
If you would like lessons on this syllabus, read about how I teach and then get in touch with your level, topic and any exam date.