AP Physics 1 MCQ Practice by Topic 2027
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- 42 MCQs per topic.
- 1,806 topic MCQs total.
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Displacement, Velocity & Acceleration 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.
An object moves from x₀ = -3 m to x = 7 m. What is its displacement?
Correct answer: B. Δx = x − x₀ = 7 − (-3) = +10 m.
An object moves from x₀ = -2 m to x = 9 m. What is its displacement?
Correct answer: B. Δx = x − x₀ = 9 − (-2) = +11 m.
An object moves from x₀ = -1 m to x = 11 m. What is its displacement?
Correct answer: B. Δx = x − x₀ = 11 − (-1) = +12 m.
An object moves from x₀ = 0 m to x = 13 m. What is its displacement?
Correct answer: B. Δx = x − x₀ = 13 − (0) = +13 m.
An object moves from x₀ = 1 m to x = 15 m. What is its displacement?
Correct answer: B. Δx = x − x₀ = 15 − (1) = +14 m.
An object moves from x₀ = 2 m to x = 17 m. What is its displacement?
Correct answer: B. Δx = x − x₀ = 17 − (2) = +15 m.
A cart has displacement +12 m in 3 s. What is its average velocity?
Correct answer: A. Average velocity is displacement divided by elapsed time: 12/3 = +4 m/s.
A cart has displacement +15 m in 3 s. What is its average velocity?
Correct answer: A. Average velocity is displacement divided by elapsed time: 15/3 = +5 m/s.
A cart has displacement +18 m in 3 s. What is its average velocity?
Correct answer: A. Average velocity is displacement divided by elapsed time: 18/3 = +6 m/s.
A cart has displacement +21 m in 3 s. What is its average velocity?
Correct answer: A. Average velocity is displacement divided by elapsed time: 21/3 = +7 m/s.
A cart has displacement +24 m in 3 s. What is its average velocity?
Correct answer: A. Average velocity is displacement divided by elapsed time: 24/3 = +8 m/s.
A cart has displacement +27 m in 3 s. What is its average velocity?
Correct answer: A. Average velocity is displacement divided by elapsed time: 27/3 = +9 m/s.
Velocity changes from +2 m/s to +8 m/s in 3 s. What is the average acceleration?
Correct answer: A. Average acceleration is Δv/Δt, with units m/s².
Velocity changes from +3 m/s to +10 m/s in 3 s. What is the average acceleration?
Correct answer: A. Average acceleration is Δv/Δt, with units m/s².
Velocity changes from +4 m/s to +12 m/s in 3 s. What is the average acceleration?
Correct answer: A. Average acceleration is Δv/Δt, with units m/s².
Velocity changes from +5 m/s to +14 m/s in 3 s. What is the average acceleration?
Correct answer: A. Average acceleration is Δv/Δt, with units m/s².
Velocity changes from +6 m/s to +16 m/s in 3 s. What is the average acceleration?
Correct answer: A. Average acceleration is Δv/Δt, with units m/s².
Velocity changes from +7 m/s to +18 m/s in 3 s. What is the average acceleration?
Correct answer: A. Average acceleration is Δv/Δt, with units m/s².
A car is moving east and the driver presses the accelerator so its acceleration is also east. Therefore v is + and a is +. What happens to speed?
Correct answer: A. Speed increases when velocity and acceleration point in the same direction; it decreases when they point in opposite directions.
A car is moving east while braking, so its acceleration points west. Therefore v is + and a is −. What happens to speed?
Correct answer: B. Speed increases when velocity and acceleration point in the same direction; it decreases when they point in opposite directions.
With +y upward, a dropped ball is moving downward and accelerating downward under gravity. Therefore v is − and a is −. What happens to speed?
Correct answer: A. Speed increases when velocity and acceleration point in the same direction; it decreases when they point in opposite directions.
With +x east, a train is moving west while braking, so its acceleration points east. Therefore v is − and a is +. What happens to speed?
Correct answer: B. Speed increases when velocity and acceleration point in the same direction; it decreases when they point in opposite directions.
With +y upward, a ball thrown upward is still rising while gravity accelerates it downward. Therefore v is + and a is −. What happens to speed?
Correct answer: B. Speed increases when velocity and acceleration point in the same direction; it decreases when they point in opposite directions.
With +x east, a car moving west speeds up toward the west. Therefore v is − and a is −. What happens to speed?
Correct answer: A. Speed increases when velocity and acceleration point in the same direction; it decreases when they point in opposite directions.
A runner moves for 10 s and finishes exactly at the starting position. What is the average velocity for the whole interval?
Correct answer: A. Net displacement is zero, so average velocity Δx/Δt is zero even though distance and average speed may be nonzero.
A runner moves for 12 s and finishes exactly at the starting position. What is the average velocity for the whole interval?
Correct answer: A. Net displacement is zero, so average velocity Δx/Δt is zero even though distance and average speed may be nonzero.
A runner moves for 14 s and finishes exactly at the starting position. What is the average velocity for the whole interval?
Correct answer: A. Net displacement is zero, so average velocity Δx/Δt is zero even though distance and average speed may be nonzero.
A runner moves for 16 s and finishes exactly at the starting position. What is the average velocity for the whole interval?
Correct answer: A. Net displacement is zero, so average velocity Δx/Δt is zero even though distance and average speed may be nonzero.
A runner moves for 18 s and finishes exactly at the starting position. What is the average velocity for the whole interval?
Correct answer: A. Net displacement is zero, so average velocity Δx/Δt is zero even though distance and average speed may be nonzero.
A runner moves for 20 s and finishes exactly at the starting position. What is the average velocity for the whole interval?
Correct answer: A. Net displacement is zero, so average velocity Δx/Δt is zero even though distance and average speed may be nonzero.
A speedometer reading is compared with a trip-average velocity over 10 s. Which statement best distinguishes the instantaneous quantity from the average quantity?
Correct answer: B. An instantaneous value describes the motion at one moment; an average quantity compares change across a finite time interval.
A motion sensor reports velocity at t = 3.0 s and also over the interval from 2.0 s to 4.0 s. Which statement best distinguishes the instantaneous quantity from the average quantity?
Correct answer: B. An instantaneous value describes the motion at one moment; an average quantity compares change across a finite time interval.
A runner’s velocity at the finish line is compared with the runner’s average velocity for the whole race. Which statement best distinguishes the instantaneous quantity from the average quantity?
Correct answer: B. An instantaneous value describes the motion at one moment; an average quantity compares change across a finite time interval.
A cart’s acceleration at one instant is compared with Δv/Δt over a 2 s interval. Which statement best distinguishes the instantaneous quantity from the average quantity?
Correct answer: B. An instantaneous value describes the motion at one moment; an average quantity compares change across a finite time interval.
A ball’s vertical velocity exactly at its highest point is compared with its average velocity during the ascent. Which statement best distinguishes the instantaneous quantity from the average quantity?
Correct answer: B. An instantaneous value describes the motion at one moment; an average quantity compares change across a finite time interval.
A car’s dashboard speed at noon is compared with its average speed over a 30-minute trip. Which statement best distinguishes the instantaneous quantity from the average quantity?
Correct answer: B. An instantaneous value describes the motion at one moment; an average quantity compares change across a finite time interval.
A 4 m-long vehicle travels from one marked location to another. If only the vehicle's translational displacement is requested, why can it often be modeled as a point?
Correct answer: B. The object model intentionally ignores size, shape and internal configuration when those details do not affect the requested motion quantity.
A 4.5 m-long vehicle travels from one marked location to another. If only the vehicle's translational displacement is requested, why can it often be modeled as a point?
Correct answer: B. The object model intentionally ignores size, shape and internal configuration when those details do not affect the requested motion quantity.
A 5 m-long vehicle travels from one marked location to another. If only the vehicle's translational displacement is requested, why can it often be modeled as a point?
Correct answer: B. The object model intentionally ignores size, shape and internal configuration when those details do not affect the requested motion quantity.
A 5.5 m-long vehicle travels from one marked location to another. If only the vehicle's translational displacement is requested, why can it often be modeled as a point?
Correct answer: B. The object model intentionally ignores size, shape and internal configuration when those details do not affect the requested motion quantity.
A 6 m-long vehicle travels from one marked location to another. If only the vehicle's translational displacement is requested, why can it often be modeled as a point?
Correct answer: B. The object model intentionally ignores size, shape and internal configuration when those details do not affect the requested motion quantity.
A 6.5 m-long vehicle travels from one marked location to another. If only the vehicle's translational displacement is requested, why can it often be modeled as a point?
Correct answer: B. The object model intentionally ignores size, shape and internal configuration when those details do not affect the requested motion quantity.