AP Physics C: Mechanics covers 7 units, from Kinematics to Oscillations. Use this hub for unit study guides, topic review, practice questions, FRQs, key terms, cheatsheets, score calculators, practice exams, and exam prep.
AP Physics C: Mechanics is a calculus-based course on how and why objects move, from kinematics and forces to energy, momentum, rotation, and oscillations. It asks you to build, justify, and test physical models.
Get the big picture: what AP Physics C: Mechanics covers, how it is scored, and how the units connect.
read the overviewAnswer a quick mix of questions to see which units need the most review.
start a diagnosticOpen the unit you are studying now and review its guides, practice, and key terms.
browse all 7 unitsAP Physics C: Mechanics covers 7 units, from Kinematics to Oscillations. Use this hub for unit study guides, topic review, practice questions, FRQs, key terms, cheatsheets, score calculators, practice exams, and exam prep.
Use this section breakdown to plan timed practice and decide which question types need review.
| Section | Questions | Time | % of Score |
|---|---|---|---|
| Section I – Multiple Choice | 40 | 80 min | 50% |
| Section II – Free Response | 4 | 100 min | 50% |
Total timed testing time: 180 minutes.
The course is organized into 7 units. The percentages below are the College Board exam weights, so you can see which units carry the most multiple-choice points. Open each unit for its study guide, topic pages, key terms, and practice questions.
Kinematics is the math of motion.
Unit 2 of AP Physics C: Mechanics is dynamics, the study of why objects move the way they do.
Unit 3 of AP Physics C: Mechanics is where you stop tracking forces moment by moment and start tracking energy instead.
AP Physics C: Mechanics Unit 4 covers linear momentum, the product of an object's mass and velocity, and uses it to analyze collisions, explosions, and any interaction where objects push on each other.
AP Physics C: Mechanics Unit 5 takes everything you know about forces and linear motion and rewrites it for spinning objects.
AP Physics C: Mechanics Unit 6 takes the energy and momentum tools you built for straight-line motion and applies them to things that spin.
AP Physics C: Mechanics Unit 7 covers oscillations, the repetitive back-and-forth motion that happens when a restoring force pulls an object back toward equilibrium.
These trends come from real Fiveable practice data, so you can see what students are reviewing, which topics need extra attention, and how written practice can improve over time.
Miss rate is based on high-volume AP Physics C: Mechanics multiple-choice practice.
Average MCQ accuracy by student practice volume across 685 AP Physics C: Mechanics students.
Among AP Physics C: Mechanics FRQ responses that students retried on Fiveable, average scores rose from 40% on the first attempt to 60% on the latest attempt.
practice AP Physics C: Mechanics FRQs →These guides collect important exam skills, big ideas, essay tasks, and other subject-specific resources.
Skim the 7 unit pages, then choose the units that need the most review. Use topic guides for the concepts that feel fuzzy instead of rereading the whole course.
After each unit, answer practice questions and write free responses when they are part of the subject. Keep a short list of missed skills and revisit those guides before the next set.
Use exam guides, cheatsheets, score calculators, and practice exams when they are available for this course. The best final review plan connects content, question types, and timing.
Use the question types below to plan written-response practice and connect exam guides to timed FRQs. Open an example prompt to practice that question type right away.
| Question | Focus | Points | % of Score | Example prompt |
|---|---|---|---|---|
| FRQ 1 | Mathematical Routines | 10 | 13% | Relative motion and reference frame trajectories |
| FRQ 2 | Translation Between Representations | 12 | 15% | Drone position, velocity, and acceleration vectors |
| FRQ 3 | Experimental Design | 10 | 13% | Collision coefficient of restitution determination |
| FRQ 4 | Qualitative/Quantitative Translation | 8 | 10% | Rolling spheres friction on inclined ramp |
AP Physics C: Mechanics covers kinematics, forces, energy, momentum, rotation, oscillations, and other calculus-based mechanics topics.
Review each mechanics topic with the guide first, then work AP-style problems so the equations and reasoning become automatic. The biggest gains usually come from checking setup, assumptions, and units.
Use Fiveable's AP Physics C: Mechanics FRQ practice for AP-style free-response questions with AI-supported scoring on setup, equations, and justification.
Start with motion, forces, and energy, since those ideas show up everywhere else in the course. For exam review, focus on the free-response styles that combine multiple mechanics ideas in one problem.