AP Physics 1 MCQ Practice by Topic 2027
Choose a topic to open its full 42-question bank. The topic links from lesson pages land directly on the matching bank, so a student reviewing Topic 1.3 is not sent to a short generic diagnostic.
How much AP Physics 1 MCQ practice is available?
There are 42 original multiple-choice questions for each of the 43 official AP Physics 1 topics, giving 1,806 topic MCQs with answers, explanations and lesson routing.
- 43 topic banks.
- 42 MCQs per topic.
- 1,806 topic MCQs total.
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All 43 official topics are available. Each MCQ bank contains 42 original questions and each FRQ bank contains four prompts aligned to the four current free-response task types.
Power Practice
All questions are original. Check each answer for immediate feedback and explanation, then use the lesson link inside the explanation when a concept needs repair.
A motor does 600 J of work in 3.0 s. What is its average power?
Correct answer: B. P=W/Δt=600/3=200 W.
A horizontal 50 N force moves an object at a steady 4.0 m/s in the force direction. What instantaneous mechanical power does the force deliver?
Correct answer: D. P=Fv cos0°=(50)(4)=200 W.
Two students of equal mass climb the same stairs. Student A takes 5 s and B takes 10 s. Which statement is correct?
Correct answer: C. They gain the same gravitational potential energy, but A transfers it in half the time, so A’s power is twice B’s.
A car engine’s power can vary while the car accelerates. Which Topic 3.5 concept most directly explains this physical situation?
Correct answer: C. Instantaneous power: The rate of energy transfer at a particular instant.
Which statement best defines Instantaneous power in Topic 3.5?
Correct answer: A. Correct definition: The rate of energy transfer at a particular instant.
A second situation is observed: A winch may deliver different instantaneous power as lifting speed changes. Which concept is being applied?
Correct answer: B. Instantaneous power is the matching concept because The rate of energy transfer at a particular instant.
A tow force aligned with a moving car produces positive power. Which Topic 3.5 concept most directly explains this physical situation?
Correct answer: C. Force and velocity: Mechanical power from a force depends on the component of force along velocity.
Which statement best defines Force and velocity in Topic 3.5?
Correct answer: A. Correct definition: Mechanical power from a force depends on the component of force along velocity.
A second situation is observed: A drag force opposite velocity removes mechanical energy and has negative power. Which concept is being applied?
Correct answer: B. Force and velocity is the matching concept because Mechanical power from a force depends on the component of force along velocity.
Two cranes lift identical loads to the same height; the quicker crane has more power. Which Topic 3.5 concept most directly explains this physical situation?
Correct answer: C. Same work, different time: Doing the same work in less time requires greater average power.
Which statement best defines Same work, different time in Topic 3.5?
Correct answer: A. Correct definition: Doing the same work in less time requires greater average power.
A second situation is observed: Walking and running upstairs can require similar energy but different power. Which concept is being applied?
Correct answer: B. Same work, different time is the matching concept because Doing the same work in less time requires greater average power.
A 60 W device transfers 60 J each second. Which Topic 3.5 concept most directly explains this physical situation?
Correct answer: C. Power units: One watt equals one joule per second.
Which statement best defines Power units in Topic 3.5?
Correct answer: A. Correct definition: One watt equals one joule per second.
A second situation is observed: A 2 kW motor transfers energy at 2000 J/s. Which concept is being applied?
Correct answer: B. Power units is the matching concept because One watt equals one joule per second.
Which relationship best represents this Topic 3.5 idea: Average rate of energy transfer or work?
Correct answer: B. Use P_avg = ΔE/Δt = W/Δt. Average rate of energy transfer or work.
In Topic 3.5, which variable-and-unit description belongs with P_avg = ΔE/Δt = W/Δt?
Correct answer: C. For P_avg = ΔE/Δt = W/Δt: P: watt (W); E,W: J; t: s
For Topic 3.5, consider this real application: 600 J in 3 s gives 200 W. Which relationship supports that result?
Correct answer: A. The relevant relationship is P_avg = ΔE/Δt = W/Δt.
Which relationship best represents this Topic 3.5 idea: Instantaneous mechanical power for a force and object velocity?
Correct answer: B. Use P = Fv cosθ. Instantaneous mechanical power for a force and object velocity.
In Topic 3.5, which variable-and-unit description belongs with P = Fv cosθ?
Correct answer: C. For P = Fv cosθ: P: W; F: N; v: m/s
For Topic 3.5, consider this real application: 100 N aligned with 5 m/s gives 500 W. Which relationship supports that result?
Correct answer: A. The relevant relationship is P = Fv cosθ.
Which relationship best represents this Topic 3.5 idea: Interpret power numerically?
Correct answer: B. Use 1 W = 1 J/s. Interpret power numerically.
In Topic 3.5, which variable-and-unit description belongs with 1 W = 1 J/s?
Correct answer: C. For 1 W = 1 J/s: unit identity
For Topic 3.5, consider this real application: 250 W means 250 joules transferred each second. Which relationship supports that result?
Correct answer: A. The relevant relationship is 1 W = 1 J/s.
In Topic 3.5, analyze this situation: Two students of equal mass climb the same stairs; one takes half the time. Which conclusion is most consistent with the physics?
Correct answer: C. They gain the same U_g, but the faster student has twice the average power.
Which Topic 3.5 worked example best illustrates this reasoning: “They gain the same U_g, but the faster student has twice the average power”?
Correct answer: B. Stair climb: Two students of equal mass climb the same stairs; one takes half the time.
A student is deciding how to begin the “Stair climb” situation. What is the best first move?
Correct answer: B. Start with the physical model. They gain the same U_g, but the faster student has twice the average power.
In Topic 3.5, analyze this situation: An engine supplies a forward force equal to drag at constant speed. Which conclusion is most consistent with the physics?
Correct answer: C. Net force is zero, yet the engine can deliver positive power while drag removes energy at the same rate.
Which Topic 3.5 worked example best illustrates this reasoning: “Net force is zero, yet the engine can deliver positive power while drag removes energy at the same rate”?
Correct answer: B. Car at steady speed: An engine supplies a forward force equal to drag at constant speed.
A student is deciding how to begin the “Car at steady speed” situation. What is the best first move?
Correct answer: B. Start with the physical model. Net force is zero, yet the engine can deliver positive power while drag removes energy at the same rate.
In Topic 3.5, analyze this situation: A crane raises a 500 N load at 2 m/s steadily. Which conclusion is most consistent with the physics?
Correct answer: C. P=Fv=1000 W.
Which Topic 3.5 worked example best illustrates this reasoning: “P=Fv=1000 W”?
Correct answer: B. Crane lift: A crane raises a 500 N load at 2 m/s steadily.
A student is deciding how to begin the “Crane lift” situation. What is the best first move?
Correct answer: B. Start with the physical model. P=Fv=1000 W.
In Topic 3.5, a student claims: “Power and energy are the same quantity.” Which correction is best?
Correct answer: B. Energy measures amount transferred/stored; power measures rate.
Which statement should replace this misconception in a Topic 3.5 solution: “Power and energy are the same quantity.”?
Correct answer: A. Energy measures amount transferred/stored; power measures rate.
In Topic 3.5, a student claims: “Zero acceleration means zero power.” Which correction is best?
Correct answer: B. At steady speed, forces can transfer energy at nonzero rates while net force is zero.
Which statement should replace this misconception in a Topic 3.5 solution: “Zero acceleration means zero power.”?
Correct answer: A. At steady speed, forces can transfer energy at nonzero rates while net force is zero.
In Topic 3.5, a student claims: “A more powerful device always uses less energy.” Which correction is best?
Correct answer: B. Power says how fast energy is transferred, not necessarily the total amount.
Which statement should replace this misconception in a Topic 3.5 solution: “A more powerful device always uses less energy.”?
Correct answer: A. Power says how fast energy is transferred, not necessarily the total amount.
What should a student identify before calculating in Topic 3.5?
Correct answer: B. Distinguish energy from power, compare devices doing the same work in different times, and interpret force–velocity power relationships.
Which statement best describes the AP Physics 1 scope for Topic 3.5?
Correct answer: B. Use average power when only total energy/work and time are known; use F·v reasoning for instantaneous mechanical power.
Which study sequence best matches this Topic 3.5 lesson?
Correct answer: B. The lesson is intentionally definition-first and explains terminology on the same page before equations and practice.